J O U R N A L C. F. BAKEB, Ph.D., B.Sc. A. GI. BLOXAM. C. H. BOTHAYLEY. B. H. BROUGH. H. G. C O ~ A N , Ph.D. H. CBOMPTON. M. 0. FORSTEB, Ph.D. W. D. HALLIBUETON, M.D., B.Sa., A. HARDEN, M.Sc., Ph.D. L. M. JONES, B.Sc. L. DE KONINGIH. F.R.S. OF D. A. LOUIS. N. H. J. MILLER, P1i.D. G. T. MOODY, Il.8~. W. J. POPE. E. C. ROSSITEE. M. J. SALTER. L. J. SPEWCEE. J. J. SUDBOBOUOH, Ph.D., B.Sc. L. T. THOENE,P~.D. J. B. TINQLE, Ph.D. J. WADE, B.Sc. (JN. W.) J. WALKER, D.Sc., Ph.D. (J. W.) THE CHEMICAL SOCIETY. ABSTRACTS OF PAPERS ON PHYSICAL, INORGANIC, MINERALOGICAL, PHYSIOLOGICAL, AGRICULTURAL, ANALYTICAL CHEMISTRY. AND Committtt of B$ublicatian: : H. E. ABMSTBONB, Ph.D., F.R.S. WYNDHAM R. DUNSTAN, M.A., F.R.S. A. VERNON HARCOURT, M.A., F.R.S. F. S. KIPPING, D.Sc. R. MELDOLA, P.R.S.W. H. PERKIN; LL.D., F.R.S. J. W. RODGER. W. J. RUSSELL, Ph.D., F.R.S. J. MILLAE THOMSON, F.R.S.E. T. E. THORPE, Ph.D., F.R.S. W. A. TILDEN, D.Sc., F.R.S. LONDON: GURNEY & JACKSON, 1, PATERNOSTER ROW. 1895.LONDON : HABBISON AND Soh’s, PRINTERS IN ORDINATIY TO HER MAJESTY, ST. MARTIN’S LANE.c o N T E N T s. ABSTRACTS OF PAPERS PUBLIdHED IN OTHER JOURNALS :- PART 11. Geireral and Physical Chemistry. PIUTTI (A.). Molecular Aspmeti-y and Rotatory Power of Organic Substances . . . . . . . . . . . . LANDOLT (H.). Method of Determining Rotatory Dispersion by the aid of Ray Filtera . . . . . . . . . . BARTOLI (A.). Dependency of the Electrical Conductivity of Organic Salts on the Temperature . . . . . . . . . CHASSY (A.). Electrolysis of Copper Sulphate .. . . . . TOEPLEB (M.). Volume Changes in Elements during melting . . . BARTOLI (A.) and E. STBACCIATI. Change in the Specific Heat of Water between 0" and 32" . . . . . . . . . . BARTOLI (8.) and E. STBACCIATI. Specific Heat, of Water at Constant Volume . . . . . . . . . . . RAMSAY (W.). .The Critical State . . . . . . . . GUYE (P. A.). Critical Density . . . . . . . . PATERWO (E.) and C. MONTEMARTINI. Volume Changes attending the mixture of Liquids in Xelation to Cryoscopic Behaviour . . . EAMBIXQER (H. J.). neterniination of the Osmotic Pressures of Albuminous Liquids by the Cryoscopic Method . . . . . JONES (H. C.). Lowering of the Freezing Point . . . . . MUTHMANN (W.) and 0. KUNTZE. Solubility of Mixed Crystale of pairs of Isomorphous Salts . . . .. . . . . . LIEBEN (A.). Relation between thc Constitution of E'att.y Acids and the solubility of their Salts . . . . . . . . . GUYE (P. A.). Polymerisation of Liquid Molecules. . . . . CARBARA (G.), Velocity of Reaction between Allrylic Sulphides and Alkylic Iodides . . . . . . . . .. . . MEYER (L.). An Aluminium Air Bath . . . . . . . MUYNCE (R. DR). Refractive Indices of Aqueous Solutions of Cadmium Salts . . . . . . . . . . . . . EIJEXAN (J. F.). Refractometric Observations . . . . . LIYEINQ ((3. D.) and J. DEWAR. Spectrum of the Electric Discharge in Liquid Oxygen, Air, and Nitrogen . . . . . . . SKINNER (S.). Clark Cell when Producing a Curreut . . . . WARREN (H. N.). Magnesium Voltaic Cell . . . . . . ROTHMUND (V.) . Poteu tial Differences between Metals and Electrolytes KOHLRAUSCH (F.) .Determination of the Resistance of Electrolytes . TANATAR (S.). Electrolytic Disaociation . . . . . . . MEYER (V.), W. RIDDLE, and T. LAMB. Melting Point Determinations at ti Red neat . . . . . . . . . . . KUSTER (F. W.). Melting Points of Mixtures of Isomorphom Salts . DUERING (U.). Law of Corresponding Boiling Points . . . . KAHLBAUM ((3. W. A.) and C. a. V. WIBKNER. Daring's Law of Cor- responding Boiling Points . . . . . . . . 1-2 PAGE ii, 1 ii, 1 ii, 4 ii, 4 ii, 5 ii, 5 ii, G ii, 6 ii, 6 ii, ti ii, 7 ii, 7 ii, 7 ii, 7 ii, 8 ii, 8 ii, 9 ii, 33 ii, 33 ii, 33 ii, 34 ii, 35 ii, 35 ii, 35 ii, 36 ii, 36 ii, 3ii ii, 37 ii, 37i v CONTENTS. DUHRIIW (U.). Law of Corresponding Boiling Points . .. . . SPRIIW (W.). Fluidity of Metals at Temperatures below their Melting Points.. . . . . . . . . . BALY (E. C. C.) and .W. RAMSAY. Pressure, Volume, and Temperature Relations of Rarefied Gases . . . . . . . . SCHMIDT ((3. C.). Adsorption . . . . . . . . . RAMSAY (W.). Passage of Hydrogen through a Palladium Septum . RAMSAY (W.) and Miss E. ASTON. Molecular Surface Energy of Ethereal Salts . . . . . . . . . . . RAMSAY (W.) and Miss E. ASTOX. Molecular Surface Energy of Mix- tures of Non-associating Liquids . . . . . . . KAMSAY (W.). Complexity and Diesociation of Liquid Molecules . . MOORE (B.). Relation between the Surface Tension and Osmotic Pres- sure of Solutions. . . . . . . . . . . AUWERS, (K.). Cryowopic Molecular Weight Determinations . . . TANATAR (S.), J. CHOINA, and I). KOZIREFF. Freezing-point Depres- sions in Dilute Alcoholic Solution .. . . . . . PICTET (R.). Influence of Low Teniperatures on the Laws of Crptalli- eation. . . . . . . . . . . . . BERTHELOT. Principle of Maximum Work nncl Entropy. . . AXDREWS (L.). The Assumption of a Special Nascent State . . . GREQOBY (5. C.). Nascent State . . . , . . . . ~ T A I X (L.). Extraction Apparatus . . . . . . . . EIJKMAN (J. F.). Refractonietric Researches . . . . . . WALDEN (P.). Optical Rotntion of Ions . . . . . . . LE ROY (G. A.). Developmezt of the Latent Photographic Image by Alkali Peroxides . . . . . . . . . . BANDROWSIX (E.). Light Emitted cluring Crystallisation . . . SWAK (J. W.). Some Voltaic Combinations with a Fused Electrolyte and ROSZKOWSKI (J.). Polarisation. I. Solii Cathodes .. . . ROSZKOWSKI (J.). Polarisation. 11. Liquid Cathodes . . . . WAKEMAN (A. J.). Influence of Electrolytes on the Conductility of Acetic acid. . . . . . . . . . . . EMERY (G. F.). Thernioelectric Properties of Salt Solutions . . . GBAY (J. .H.). Method for Determining the Thermal Conductivity of Metals, with Applications to Copper, Siher, Gold, and Platinum JOLY (J.). Specific Heats of Gases a t Constant Volume. Parts I1 and 111. Carbonic Anby dride . . . . . . . . . EAHLBAUM ((3. W. A.) and C. G. I-. WIRKSER. Law of Corresponding Boiling Points . . . . . . . . . . . TRAUBE (J.). Atomic and Molecnlar Solution Volumes . . . . WESEXDONCK (K.). The Critical State . . . . . . . ABIEGG (R.). Freezing Point8 of Concentrated Solutions . . . BEEREND (R.). Solubility of Double C‘ompounds .. . . . ROOZEBOOX (H. W. B.). Graphical Representation of Heterogeneous Systems . . . . . . . . . . . . TRATJBE (J.). Principles of a New Sjstem of the Elements . . . BEANDSTATTER (E”.). Lecture Experiments : Ethyl Ether . . . BERGHOFF (V.). Indices of Refraction of Solutions of Sulphur and Phosphorus in Carbon Bisulphide . . . . . . . WELT (MISS I.). Saturated Hydrocarbons containing the Active Amy1 Radicle . . . . . . . . . . . . LE BEL (A.). Attempts to resolve Unsaturated Compounds into Opti- cally Active Constituents . . . . . . . . . FREUJSDLER (P.). Rotatory Powers of Disubstituted Alkylic Tartrates . GUYE (P. A.). Determination of the Molecular Weight of Liquids . OSTWALD (W.) . Scientific Electro-chemistry of the Present, and Techni- cal Electro-chemist17 of the Futnre .. , . . . . XOLL (K.). Thermoelectric Propertie$ of some Metals . . . . a Gaseous Depolarisea . . . . . . . . PAGE ii, 37 ii, 37 ii, 38 ii, 39 ii, 39 ii, 40 ii, 40 ii, 40 ii, 41 ii, 41 ii, 41 ii, 42 ii, 42 ii, 43 ii, 43 ii, 43 ii, 65 ii, 65 ii, 66 ii, 66 ii, 66 ii, 67 ii, 67 ii, 68 ii, 68 ii, 69 ii, 69 ii, 70 ii, 70 ii, 71 ii, 71 ii, i l ii, 72 ii, 72 ii, 53 ii, 97 ii, 97 i j , 98 ii, 98 ii, 99 ii, 98 ii, 99CONTENTS. V PAGE KNOX (W. F.). Conductivity of Aqueous Solutions of Carbonic An- hydride . . , . . . . . . . - - LUQININ (W.) . Heat of Vaporisation of Saturated Fatty Alcohols . LUGININ (W.). !huton’s La\\,, and the Saturst>ed Fatty Alcohols . . STOHMANN (F.) and R. SCIIXIDT. Heat of Combustion of Glycogen . STOHMANN (F.) and H.LANGBEIN. Therinochemistryiemistry of the Isomeric Acids of the Composition C7HB03 mid C,Hs03 . . . . . VAHET (R.). Mercuric Sulphates . . . . . . . . PONSOT (A.). Relation between the Vapour Pressures of a Substance in the Solid and Liquid State . . . . . . . . . PRPTZ (K.) and H. HOLST. Absorption Coefficient of Cai*bonic Anhydride and Hydrogen Sulphide in WtLter a t the Freezing Point . . . GUNN (A.). New Reaction illustrating Dissociation . . . . WILDERVANN (M.). Experimental Proof of the Laws of Van% Hoff, Arrhenius, and Ostwald for Dilute Solutions . . . . . WILDEILMANN (M.). Determination of the Freezing Point of Water . PICTET (R.). Freezing Point of Sulphuric acid Solutione . . . VERSCHAFFELT (J.). Pressure of Solution as a Means of Deterniining the Temperature of Change ., . . . . . . LAAR (J. J. VAN). Correct Forniuls for Osiiiotic Pressure; Change of Solubility, Melting and Boiling Point ; Heat of Solution and Dilution in Dissolved Dissociated Substances . . . . . . . LOWENHERZ (R.). Rate of Hydrolysis oE sonic Ethereal Salts . . BLANSHARD (C. ‘I.). Position of Magnesinni in the Genetic System of the Elements ; Atomic Volunies ; Allotropes and Isouierides . . . OSTWALD (W.) . The Cliernometer . . . . . . . . KALECSINSZKY (A. v.) . Preservation of Chemically Piu1-c Alkaline Solu- tions . . . . . . . . . . . . . GUYE (PHILLIPE A.) and M. GAUTIER. Snpei*posing of the Optical Effects of different Asymmetric Carbon Atoms in tha same Molecule . WALDEX (PAUL). Optical iqotation of Amy1 Derivatives .. . . GOLDSTEIN (EUGEX). . CAILLETET (LOUIS P.) and EMXANVEL COLLARDEAU. Condcnmtion of Electrolytic Gae by Porous Substances, especially Metals of the Platinum Group . , . . . . . . . . . BERTHELOT (MARCELLIN). Condensation of Electrolytic Gas by Porous Substances, especially Metals of the Platinuni G~oup. . . . BERTHELOT (MARCELLIN). Limits of Electrolysis . . . . . BAQABD (HENBI). Thermoelectric Phenonleiia between two Electro- lytes . . . . . . . . . . . . . PEIRCE (BENJAMIN 0.). Thcruioelectric Pi*opei*ties of Platindid and Manganine . . . . . . . . . . . . WOLFF (F. A., jun.). . GUYE (PHILLIPE A.). Formula of Van der Waals : log pc - logp = f Tc/T - f . . . . . . . . . . . DUHBIKG (ULRICH). Law of corresponding Boiling Points . . . VARET (RAOUL). Mercuric Nitrates .. . . . . . BECKXANN (ERNST). Determination of Moleculai* Weights . . . PICTET (RAOUL). . NERNST (WALTHER) and RICHAXD ABEGG. Freezing Points of Dilute Solutions . . . . . . . . . . . NOYES (ARTHUR A.) and W. R. WHITNEY. Cryoscopic Researches on Alkali Aluminates and Borates . . . . . . . HOLLEMAN (ARNOLD F.) and A. C. ANTUSCH. Solubility of Solid Non- electrolytes in Mixtures of Alcohol and Water . . . . . BANCROFT (WILDER D.). Ternary Mixtures . . . . . . ROOZEBOOM (H. W. BAKHUIS) and FRANS A. H. SCHREINEMAKERS. Equilibrium between Liquid and Solid Phases . . . . . CICHTY (TI. M.). Influence of the Substitution of Halogens in Acids on the Rate of Etherifica%ion . , . . . . . . . Action of the Cathode Discharge on some Salts Influence of Magnetism on Chemical Action .Freezing Points of Mixtures of Alcohol and Water ii, 100 ii, 101 ii, 101 ii, 102 ii, 108 ii, 103 ii, 104 ii, 104 ti, 105 ii, 10s ii, 105 ii, 106 ii, 106 ii, 107 ii, 107 ii, 107 ii, 108 ii, 108 ii, 149 ii, 149 ii, 150 ii, 150 ii, 150 ii, 151 ii, 152 ii, 152 ii, 153 ii, 153 ii, 154 ii, 154 ii, 154 ii, 155 ii, 155 ii, 156 ii, 156 ii, 157 ii, 158 ii, 159vi CONTENTS. KORTRIGHT (FBEDERICK L.). Effect of H,ydrolysis on Reaction Velo- cities . . . . . . . . . . . . . RETGRES (JAN W.). Isomorphism . . . . . . , . TH ADD~~EFF (KONSTANTIN). Certain Regularities in the Weights of Drops of Molten Metals . . . . . . . . . TOLLENS (BERNHARD). Lamp for the production of Formaldehyde. . MAQUENNE (LBow). A new Labomtory Barometer , . . . . EDWARDS (ARTHUR M.).Substitute for Punnels in Filtering. . . HOLDE (D.). Simple Substitute for a Separating Funnel . . . . CHORLEY (JOHN C.). Constant Lerel Apparatus . . . . . REINIGER, GEBBERT, and SCHALL. Sodium Press as modified by E. Beckmann . . . . . . . . , . . . LOESNER (HANS). Two new Laboratory Apparatus. . . . . EDWARDS (W. F.). New Formula for Specific and Molecular Refraction TH~ELE (EDMUNI)). Spectrophotometric Researches on Iodine Solutions . B R ~ I K L (JULIUS W.). Spectrocheinistry of Nitrogen . . . . FRETJNDLER (P.). Rotatory Power of Dissolved Substances . . . GCYE (PHILLIPE A.) and J. E’AYOLL.4T. Ethereal Tartrutes . . . GEYE (PHILLIPE A.) and M. GAUTIEB. Superposition of the Optical Effects of Different Carbon Atoms in the same ActiTe Molecule . SCHONROCK (OTTO).Bfagnetic Rotation of Solutions of Hydrogen Chlo- ride . . . . . . . . . . . . . GOURB DE VILLEMONTE~ ((3.). Electric Potentials in a Liquid Con- ductor in Uniform Movement . . . . . . . . FESSENDEN (REGINALD A.). M~asurement of the Specific Inductive Capacities of Water, Alcohol, &c. . . . . . . . JAHN (HANS) and 0.~~0 SCH~NROCK. Thermodynamics of Galvanic Polarisation . . . . . . . . . . . BLAXSHAED (CHARLES T.). R6le of Atomic Heat in the Periodic Series of the Elements . . . . . . . . . . . GRODSPEED (A. W.) and EDQAR F. SMITH. Specific Heat of Tungsten . PETRINI (H.). Specific Heat of Gases . . . . . . . GRIXFITHS (ERNEST H.). Inflaence of Temperature on the Specific Heat of Gases . . . . . . . . . . . . PICTET (RAOUL) and MICHAEL ALTSCHUL. Crit.ica1 Temperature ns a Test of the Purity of Liquids .. . . . . . . PICTET (RAOUL). Critical Temperature of Liquids Holding Solids in Solution . . . . . . . . . . . . JOBISSEN (W. J.) and E. TAN DE STADT. Heat of Combination of Water of Crystallisation of Organic Compounds . . . . . . MASSOL (GUSTAVE). Thermal Properties of Niti*obenzoic acids . . YOUKG (SYDNEY). Influence of the Reiative Volumes of Liquid and Vspour on the Vaponr-pressure of a Liquid at Constant Tempera- ture . . . . . . . . . . . . JAHN (HANS) and E. SCHHODER. The Relation between Dissociation and Temperature . . . . . . . . . . . TRAUBE (ISIDOR). Certain Regularities in the Weights of Drops of Molten Metals . . . . . . . . . . . TAMMANN (GUSTAV). Volume Change on Neut~alisation . . . PICTET (RAOUL) and MICHAEL ALTICHUL.Freezing Point of Liquid Mixtures . . . . . . . . . . . . YATERN~ (EXANUELE) and CLEMENTE MONTEMARTINI. Maximum De- pression of the Freezing Point of Mixtures . . . . . a ARELLI (FELICE) and C. MONTANARI. Cryoscopic Behaviour of Sub- stances having Constitutions similar to that of the Solvent . . GAEELLI (FELICE). Freezing Points of Isomorphous Mixtures . . POSSOT (A.). Reduction of the Freezing Point of Dilute Solutions of Sodium Chloride . . . . . . . . . . ALTSCHUL (MICHAEL) and B. T. SCHKEIDER. Freezing Points of some Organic Liquids. . . . . . . . . . . PAGE ii, 159 ii, 160 ii, 161 ii, 161 ii, 162 ii, 162 ii, 162 ii, 162 ii, 163 ii, 163 ii, 193 ii, 193 ii, 194 ii, 194 ii, 195 ii, 195 ii, 196 ii, 197 ii, 198 ii, 198 ii, 198 ii, 199 ii, 199 ii, 199 ii, 200 ii, 201 ii, 202 ii, 202 ii, 203 ii, 203 ii, 203 ii, 204 ii, 204 ii, 205 ii, 205 ii, 206 ii, 206 ii, 206CONTENTS.vii PAGE PA T E L N ~ (EYANUELE) and CLEMENTE MONTEMARTINI. Paraxylene as the Solvent for Cryoscopic Investigations . . . . . . ii, 207 NOYES (ARTHUR A.) and CHARLES Gt. ABBOT. Solubility Experiments . ii, 20'7 PICKERINB (SPENCER U.) . Some Properties of Calcium Chloride Soln- tions. I. Freezing Points. 11. Heats of Dissolution. 111. Den- eities . . . . . . . . , . . . . ii, 208 K ~ P P E (H.). New Method for the Determination of Isosmotic Concentra- tione . . . . . . . . . . . ii, 208 STORTENBECKER (WILLEM). Mixed Crystals of the Chlorides of Cobalt niid Nickel . . . . . . . . . . . . ii, 209 TRAUBE (ISIDOR). Method of Determining Molecular Weight and Con- stitution .. . . . . . . . . . ii,209 TREVOR (JOSEPH E.) and FREDERICK L. KORTRIGHT. Chemical Equi- libria 8s Temperature Functions . . . . . . . ii, 211 SCHWICEER (ALFRED). Reaction Velocity of Potassium Hypoiodite . ii, 213 EWAX (TIIOMAS). Rate of Oxidation of Phosphorus, Sulphur, and Aldelqde . . . . . . . . , . . .. ii, 213 EAHL~AVM (G~EORG W. A,). Apparatus for Frrtetional Distillation under very Low Pressures . . . . . . . . . ii, 215 SCHON (C. V.). Laboratory Apparatus . . . . . . . fi, 215 VOLHAI~D (JAKOB). Improved Laboratory Apparatus . . . . ii, 216 SALTER (EWALD). A New Shaking and Stirring Apparatus . . . ii, 216 KAHLBAUM (GXORG W. A.), Simple Centrifugal Apparatus . . . z, 216 LEMOIXE (GEOROES). Measurement of the lntensity of Light by the Chemical Changes produced in a Mixture of Ferric Chloride and Ox- alic Acid .. . . . . . . . . . . ii, 249 ZOPPELLABI (I.). Atomic Refraction of Selenium . . . . . ii, 249 BHUHL (JULIUS W.). Spectrochemibtry of Nitrogen . . . . ii, 250 ANSCHUTZ (RICHARD) and HANB REITTER. Salts of Malic Acid . . . . . . . . . . ii, 251 SMALE (FRED. J.). Gas Batteriee-a correction . . . . . ii, 251 STRECKER (KARL). Electrical Conductivity . . . . . . ii, 252 WANBURG (EMIL). Electrical Conductivity and Convection in Dilute Solutions of small Conductivity . . . . . . . . ii, 252 FRAKEE (EJLIL). Electrical Conductivity in Aqueous Solutions . . 3, 252 Prcrw (ICAOUL). Radiation at Low 'l'emperatwes . . . . . ii, 253 BAWOLI (ADOLFO) and ENRICO STEACCIATI.chemical Measurements . . . . . . ii,254 RIVALS (PAUL). Acid Chlorides and Chl&aldihydes . . . . ii, 254 BERTHELOT (MARCELLIN) and CAMILLE MATIBNON. Barium nitride . ii, 256 MONXET (E.). Calorimetric Behaviour of Saline Sodium Acetate Solutions ii, 255 VILLARD (P.). Dissolution of Solids in Vapours . . . . . ii, 265 LIFEBARBER (C. E.). Application of the 8chroeder-Le Chatelier Law of Scrlubility to Solutions of Salts in Organic Liquids . . . . ii, 256 TOLLOCZKO (ST.). New Application of the Principle of the Reduction of Solubility to the Determination cif I\lolecular Weights . . . ii, 256 KUSTER (FRITZ W.). Isomorphous Mixtures . . , . . . ii, 257 BOISBAUDRAN (PAUL E. LECOQ DE). Atomic Weights . . . . ii, 257 NOYES (ARTHUR A.). Velocity of the Reaction between Ferric aud Stannous Chlorides .. . . . . . ii, 257 PETERSEN (ENIL). Velocity of'Etherification of Mt&iylic Alcohol . ii, 258 SKRAUP (ZDENEO 33.). Relative Affinities of Organic Bases in Alcoholic Solution . . , , . . . . . . . . ii, 259 PSATI (UGO). The Formation of Oximes. . . . . . . ii, 259 GEORBIEVICS (GEORO v.). Theory of dyeing . . . . . . ii, 259 MAKGOLD (CARL). Apparatus for Reflux Condensation and for Distilla- tion , . . . . . . . . . . . . ii, 260 AUBIN @MILE). New MuBe . . . . . . . . - ii, 260 VOLHAED (JAEOB). Lecturo Experiments-Gain of Weight in Combus- tion . * . . . . . . . . . . . . ii, 260 Optical Rotation of Ethereal Correction for Thermo-viii CONTENTS. RIMBACH (EBERHARD). Dissociation and the Optical Rotation of Active CARRARA (GIACOXO) and G.GENNARI. Relation between Electrolytic Dissociation and Optical Rotation . . . . . , . CARRARA (UIACOMC?). Electrolytic Dissociation and the Lam of Dilution in Organic Solvents . . . . . . . . . . EORDA ( D ~ s I R ~ ) . Thermochemical Carbon Battery . . . . LUGQIN (H.). Electrocapillary Phenomena . . . . . . BARILLOT (ERNEST). New Fractionating Column . . . . . ANDERLINI (FRANCESCO) and R. SALVADORI. Comparatire Investigation of the Methods of Fractional Distillation . . . . . . YOUNG (SYDNEY) and G. L. THOMAS. Dephlegmator for Fractional Distillation . . . . . . . . . . . . ENIETSCH (RUDOLF). The Critical Temperature as a Criterion of Chemical Purity . . . . . . . . . . . TASSILLY. Thermal Constants of Calcium Oxybromide and Oxjiodide . VARET (RAOUL).Heat of Formation of Mercuric Salts , . . . VARET (RAOUL). Isomeric Mercuric Oxides . . . . . . LE CHATELIER (HENRI L.). Heats of Formation of some Iron Com- RIVALS (PAUL). Chloraldehydes . . . . . . . . RIVALS (PAUL). Crystallised Polymeride of Chloraldehyde . . . ALVISI (UGH)). Relation between the Molecular Weight and Density of Liquid and Solid Substances . . . . . . . . ZEPERNICK (K.) and GUSTAV TAMMANN. Volumes of Aqueous Salt Solution between 100" and 150". . . . . . . TEAUBE (ISIDOR), Cause of Osmotic Pressure and Ionisation (Electro- lytic Dissociation) . . . . . . . . . . TRAUBE (ISIDOR). Molecular Weight Determinations of Solid Liquid and Dissolved Substances . . . . . . . . . BODLANDER (GOIDO). Solubility in'Mixturea of Alcohol and Water . WEQSCAEIDER (RUDOLF). Affinity Constants of Dibasi'c Acids and of Acid Ethereal Salts .. . . . . . . . . TRUBSBACH (P. A,). Affinity Constants of Ureides and Isonitroso-derivi- tives . . . . . . . . . . . . . PUPIN (M. I.). Automatic Vacuum Pump . . . . . . BERTHELOT (MARCELLIN). Spectra of Argon and the Aurora Borealis . BERTHELOT (MARCELLIN). Argon and its Fluorescence Spectrum . . GRAMONT (ARNAUD DE). Spectm of Selenium and Natural Selenides . FREUNDLER (P.). Variations in the Rotatory Power of Tartrates . . MCCRAE (JOHN). Measurement of Xigh Temperatures and the Melting Points of some Inorganic Salts . . . . . . . . FOECH (CARL). Thermal Expansion of Aqueous Solutions . . . BERTHELOT (MARCELLIN). Relationship between the Latent Heats of Vaporisation and Fusion of Substances belonging to the same Family .. . . . . . . . . . . BLANSHARD (CHARLES T.). Melting Points of the Elements as a Clue to their Genesis . . . . . . . . . . . WOLPERT (H.). Percussive Ebullitioc . . . . . . . BERTHELOT (MARCELLIN). Relations between the Multiple Propoi.tions of Chemical Compounds and their Heats of Formation . . . BEBTRELOT (MAECELLIN). Thermochemical Researches on Substitution in Mineral Chemistry . . . . . . . . . . FORCRAND (ROBERT DE). Heat of Formation of Calcium Carbide . . FORCRAND (ROBERT DE). Compounds of Calcium and Barium Oxides with Alcohol . . . . . . . . . . . TASILLY. l'hermochemistry of Barium and Strontium Iodides . . BAUEB (GUSTAV). Specific Gravity of Saturated Vapours . . . COPPET (L. C. DE). Temperature of Maximum Density of Water .. Compounds. . . . . . . . . . . . . pounds . . . . . . . a . . . RETGERS (JAN. W.). Isomorphism . . . . . PAGE ii, 301 ii, 301 ii, 302 ii, 302 ii, 503 ii, 303 ii, 304 ii, 304 ii, 304 ii, 304 ii, 305 ii, 305 ii, 305 ii, 306 ii, 307 ii, 307 ii, 307 ii, 308 ii, 308 ii, 308 ii, 309 ii, 310 ii, 310 ii, 311 ii, 337 ii, 337 ii, 338 ii, 338 ii, 339 ii, 339 ii, 339 ii, 340 ii, 310 ii, 340 ii, 331 ii, 341 ii, 3-11 ii, 342 ii, 342 ii, 343CONTENTS. iu PAGE COPPET (L. C. DE). Temperature of Maximum Density and Freezing Points of Cane Sugar Solutions . . . . . . . BTARD (ALEXALNDRE L.). Saturated Solutions. . . . . . PBI~RAN (RICHAXD). Burner for Monochromatic (Sodium) Light . . WOLPERT (H.). Improvements in Glass Stopcocks . . . . . P&IBRAX (RICHARD).Simple Percolator. . . . . . . BERLEXONT. Safety Valve for Filter Pumps . . . - . . COGGESHALL (GEORGE W.). Constancy of the Calomd Electrode . . BARTOLI (ADOLFO) . Electrical Conductivity near the Criti3al Tempera- t u r e . . . . . . . . . . . . . SPRINQ (WALTER). Specific Heat of Hydrogen Peroxide . . . BERLEYONT. Thermostat. . . . . . . . . . BRUNER (LOUIS). Solidification of Some Carbon Compounds . . . MICHAEL (ARTHUR). Melting Point of Difficultly Fusible Organic Com- pounds . , . . . . . . . . . . KA~LBAUM (GEORG W. A,). Determination of Boiling Points by the Dpamical Method . . . . . . . . . . NATAXSON (LADISLAUS). Critical Temperature of Hydrogen . . . HOFF (JACOBUS H. VAN’T), HEINRICH GOLDSCHMIDT, and W. P. JORISSEN. Transition Temperatures of some Racemates .. . . . VARET (RAOUL). Heat of Combination of Mercury with other Ele- mente . . . , . . . . . . . . . VARET (RAOUL). Heats of Formation of Mercurous Sulphate, Nitrate, and Acetate . . . . . . . . . . . VARET (RAOUL). Heats of Formation of Memxrons Chloride, Bromide, Iodide, and Oxide . . . . . . . . . . MOLINARI (ETTORE). mature and Cause of Osmotic Pressure . . . HEDIN (S. (3.). Deteymination of Isosmotic Concentrations . . . GOLDSCHMIDT ( HEINRICH), Increase of Solubility by the Addition of Non-E lee troly tes. . . . . . . . . . . BECKXANN (ERKST) and AUGUST STOCK. Determination of Molecular Weights . . . . . . . . . . . . ANDREWS (LAUNCELOT N.) and CARL ENDE. Yhpical Properties of Solu- tions of Lithium Chloride in Amylic Alcohol . . . . . BOISBATJDBAN (PAUL E.LECOQ DE). Formation of Crystals at the Bottom of a Solution heavier than themselves . . . . . TREVOR (JOSEPH E.). Law of Mass Action . . . , . . MEXSCHUTKIN (N.). Velocity of Formation of Amines and of Alkylic Ammonium Salts. . . . . . . . . . . KASTLE (3. H.) and B. C. KEISER. Determination of the A5nities of Acids Colsrimetrically by means of Potassium Dichromate . . . MONNET (PAUL). Apparatus for Fractional Distillation . . . . BANDROWSKI (ERNST). Emission of Light during Crystallisation . . EDWARDS (W. F.). Molecular and Atomic Refraction . . . . LOCKYER (J. NORMAN). Spectra of Gases evolved from certain Minerals. DESLANDRES (HENRI). Spectra of Gases from Cleveite and the Solar Spectrum . . . . . . . . . . . HARTLEY (W. NOEL). Variations observed in the Spectra of Carbon Electrodes .. . . . . . . . . . HARTLEY (W. NOEL): Flame Spectra a t High Temperatures. Spectrum of Metallic Manganeae, of Alloys of Nanganese, and of Compounds containing that Element . . . . . . . . . HARTLEY (W. NOEL). Flame Spectra at High Temperatures. The Spectroscopic Phenoniena and Thermochemistry of the Bessemer Process . . . . . . . . . . EWAN (THOMAS). Absorption Spectra of Dilute Solutions . . . MACNAB (WILLIAM) and E. RISTORI. Researches on Modern Explo- sives . . . . . . . . . . . . . RUDOLPHI (MAX). Heats of Solution and Dissociation . . . . VARET (RAOUL). Isomeric Changes of Mercuq Conipciunds . . . ii, 343 ji, 3441 ii, 345 ii, 345 ii, 345 ii, 346 ii, 377 ii, 377 ii, 327 ii, 378 ii, 378 ii, 378 ii, 379 ii, 379 ii, 380 ii: 380 ii, 380 ii, 381 ii, 381 ii, 381 ii, 388 ii, 382 ii, 383 ii, 384 ii, 384 ii, 385 ii 386 ii 387 ii, 429 ii, 429 ii, 430 ii, 431 ii, 432 ii, 438 ii, 432 ii, 433 ii, 434 ii, 435 ii, 435X ZONTENTS.PAGE BEXTHELOT (MARCELLIN) and PAUL RIVALS. Thermochemical Relations between Aldehydes, Alcohols;, and Acids . . . . . . ii, 435 POXSOT (A.). Cryosalts . . . . . . . . . . ii, 438 ROLOFF (MAX). Cryohydrates . . . . . . . . ii, 438 K~STER (FRITZ W.). Molecular Weight Determinations in iolid 801~- tion . . . . . . . . . . . . . ii, 439 SELWRT (KARL). History of the Periodic System . . . . . ii, 439 BOJSBAUDRAN (PAUL E. LECOQ DE). Classification of the Chemical Elements . . . . . . . . . . . . ii, 440 FRIEDEL (CHARLES). Classification of the Chemical Elements . .ii, 44.0 LEA (M. CAREY). The Colour of Atoms, Ions, and Molecules. . . ii, 441 BALY (EDWARD C. C.). Possible Explanation of the Two-fold Spectra of Oxygen and Nitrogcn. . . . . . . . . . ii, 469 BERTHELOT (MARCELLIN). Fluorescence of Argon and its combination with the Elenients of Benzene . . . . . . . . ii, 469 LOCKPER (J. NORMAX). New Gas obtained from Uraninite . . . ii, 470 GRAMONT (ARXAUD DE). Direct Spectrum Analysis of Minerals and Fused Salts . . . . . . . . . . . ii, 470 EWAX (THOMAS). dbeorption Spectra of Dilute Solutions . . . ii, 471 LIT-EING (GEORGE D.) siid JAMES DEWAR. Refraction and Dispersion of Liquid Oxygen and the absorption of Liquid Air . . . . ii, 471 GUYE (PHILIPYE A.) and CHARLES JORDAN. Active Salts of the a-Hy- droxybutjric Acids . . .. . . . . . . ii, 471 GDTE (PHILIPPE A.) and P. DO AMARAL. Optical sctivit.y of Amylic Derivatives in the state of Liqnid and Vapour . . . . . ii, 472 GVYE (PHILIPPE A,). Molecular Rotation and Molecular Deviation . ii, 4’73 COLYON (ALBERT). Guye’s Formula . . . . . . . ii, 473 RODGER (JAMES W.) and W. WATSON. Magnetic Rotation of the Plane of Polarisation of Light in Liquids. Part I. Carbon Bisulphide and water . . . . . . . . . . . . ii,474 LIMB (C.). E.n/r.F. of the Clark, Bouy, and Daniel1 Standards . . ii, 475 TIIOMSON (JOSEPH J.). Electrolyses of Gases . . . . . . ii, 475 WHETHAN (W. C. DANPIER). Velocities of the Ions . . . . ii, 4777 MOILGAN (J. 1,. R.). Dissociation of Cyanides . . . . . . ii, 4’78 TECLE (NICOLAE). Flames . . . . . . . . . ii, 478 HITE (H.B.). New Boiling Point Apparatus for Molecular Weight Determinations . . . . . . . . . . . ii, 479 OHSDORFF (WILLIAM R.) and F. K. CAMEROX;. New Boiling Point Apparatus for Molecular Weight Determinations . . . . ii, 480 STOXEY (G. JOHNSTOXE). Motions of, and within, the Molecules, and on the significance of the two Specific Heats of Gases . . . . 5, 481 BRZTEB (LOUIS). Specific Heat of Superfused Salts . . . , ii, 482 FORCEAND (ROBERT DE). Heat of Formation of Sodium Acetylide . . ii, 482 STORMAN (FR.) and R~YMUND ~CHHIDT. ii, 482 RIVALS (PAUL). Phthslic Chloride and Phthalide . . . . , ii, 483 BERTHELOT (MAXCELLIN) and PAUL RIVALS, Campholenic Lactones . ii, 484 LAAR (J. J. VAN). Calculation of the Heat of Dissolution . . . ii, 484 JAHN (HANS). Calculation of the Heat of Dissolution .. . . ii, 484 EERTHELOT (MARCELLIN). Heat of Dissolution and Neutralisation of Campholenic Acids . . , . . . . . . . ii, 484 HOFF (JACOBUS VAX’T) and HEINRICH GOLDSCHXIDT. Wyrouboff’s Racemate . . . . . . . . . . . . ii, 485 LADEXBERG (ALBERT). Racemism, and Changes of Temperature on Mixing Liquids . . . . . . . . . . . ii, 485 BERKELEY (EARL OF). Determination of the Specific Gravity of Solids . ii, 485 MULLEEL-ERZBACH (WILHELM). Vapour Pressure of the Combined Water in Copper Sulpliateand Barimn Chloride . . . . . . ii, 486 BOISBAUDRAX (PAUL E. LBCOQ DE). Volume of Salts in their Aqueous Solutions . . . . . . . . . . . ii, 486,487 Calorimetric investigations. . Heat Equivalents of the Amides and Anilides of Monobasic AcidsGOXTENTS.xi PAGE RAOULT (FRAN~OIS X.). Osmotic Plienoineiin between Ether and Methylic Alcohol with difleretlt Diaphragms . . . . . ii, 487 X~PPE (H.). Determination of Isosmotic Concentrat'ione. . . . ii, 488 SALZER (TEIOMAS). Water of Crystallisation . . . . . . ii, 4.88 BI~UNEB (LOUIS). Solubility of Superfused Salts . . . . . ii, 488 VAUBEL (WILHELM). Solubility of Benzene Derivatives in Water . . ii, 489 ARCTOWSKI (HEXRYK). Bisulphide a t Low Temperatures . . . . . . . ii, 489 LADEXBURG (ALBERT). Molecular Symmetry and Asymmetry . . ii, 489 RUDOLPHI (MAX). Calculation of Aftinity Constants . . . . ii, 490 BHEDIQ (GEORG). ii, 490 PRINGSHEIN ( NATHAXAEL). Precipitates in Gelatinous Solutions . . ii, 491 TAONSEN (JULIUS). Systematic Arrangement cf the Elements . .ii, 491 OSTWALD ( WILHELX). Methods of Phpsico-Chemical Measwements . ii, 491 BIUOT ((2.). A Gas Furnace . . . . . . . . . ii, 491 Solubility of Carbon Compounds in Carbon Influencc ~f Centrifugal Force on Chemical Systems . l i d organic Chemistry. MEYER (L.) and I(. SXUBERT. Ratio of the Atomic Weights of Hydrogen and Oxygen . . . . . . . . . . . ANGELI (A.). A NewExplosive Mixture. . . . . . I SCHAR (E.). Hypo~~lphurous acid . . . . . . . . GURCMAN (A.). Electrolysis of Nitrosylsulphuric acid in Sulphuric acid Solution . . . . . . . . . . . . CUBTIUS (T.) and F. SCHRADEIL Metallic Double Salts of Diammonium andDiamide . . . . . . . . . . . EmCH (b'.). . LUNGE ((3.) and G. PORSCHNEW. Nitrous Anhydride . . . . RETGERS (5. W.). Preparation of Hydrogen Phosphide .. E'RIEDEL (C.). Thioliypophosphates. . . . . . . , 8 ALZ E a (T. ) . Sodium P y rophos pliat es . . . . . . . KASSNER ((3.). Orthoplumbates of the Alkaline Eniihs . . . . ARCTOWSKI (E.). Volatility of Mercui*ic Chloride. . . . . DENXIS (L. M.) and W. H. MAGEE. Cerium Compounds. . . . PBELINGER (0.). Nitrogen Coinpounds of Manganeee . . . LE CHATELIER (H,). Manganese Steel . . . . . . . LIGHTFOOT (Af.). Chemical Behaviour of Arsenical Pyrites . . . SEUBERT (K.) and R. ROHREB. Action of Ferric Sulphate on Potassium SMITH (E. F.) and €I. C. BURR. Attempt to prepare Moljbdenum Hexa- chloride . . . . . . . . . . . . ROSENHEIX (A). Salts of Sulpliomolybdic acid . . . . . ALVISI (V.) . Complex Inorganic Acids . . . . . . . SCHXIDT (F. W.). A New Oxvsulphide of Tin . .. . . LOSSEN (C.). Kern Method ofYEstracting Gold from Auriferous Ores by means of Bromine . . . . . . . . . . MOUREU (C.). Action of Thionpl Chloride on Inorganic and Organic Acids and Aldoximes . . . . . . . . . . ILOSVAY DE NAGY ILOSVA (L.). Secondary Products containing Nitrogen formed during Combustion in Air . . . . . . . MCLEOD (H.) . Schuller's Yellow Modification of Arsenic . . . VILLARD (P.). Hydrate of Carbonic Anhydride : Composition of Ghtseous Hydrates . . . . . . . . . . . . SCHOTTLAXDER (P.). Triammoiiium Orthophosphate . . . . SCHNEIDER (E. A.). Colloidal Silver . . . . . . . TASYILLY. Basic Calcium Salts , . . . . . . . ~CRNEIDER (E. A.). Action of Phosphorus Trichloricle on Magnesiuni Nitride . . . . . . . . e . . Action of Nitric Oxide on Metals a t High Temperaturca Iodide and Hydriodic acid .. . . . . . . ii, 9 ii, 9 ii, 9 ii, 10 ii, 10 ii, 11 ii, 12 ii, 13 ii, 13 ii, 14 ii, 14 ii, 15 ii, 15 ii, 16 ii, 16 ii, 1'7 ii, 1'7 ii, 18 ii, 18 ii, 18 ii, 19 ii, 19 ii, 43 ii, 44 ii, 44 ii, 44 ii, 45 ii, 45 ii, 45 ii, 46xii CONTEXTS. BU~CKER (E.). St,ability of Aqueous Solutions of Mercuric Chloride . MEYER (V.). The Molecular State of Mcrcurous Clilorirle Vapour . . MEUXANN (G.). Double Salts of Higher Chlorides of Nanganese and Copper . . , . . . . . . . . . JORGENSEN (S. M.). Constitution of Cobalt, Chroniinm, and Rhodium Bases. . . . . . . . . . . . . FLECK (H.) and 13. F. SMITH. Molybclamicle . . . . . . LOCKE (J.). Thorium Metaoxide and its Hydrate . . . . . ROBINSOX (H. L.). Vanadium in Commercial CiLustic Soda .. . CHRISTOMANOS (A. C.;. Artificial Ice . . , . . . . WOLFFENSTEIN (R.). Concentration and Distillation of Hydrogen Per- oxide . . . . . . . . , * . . ILOSVAY b~ NAQY ILOSVA '(G.). Bye-products formed in tho Interaction of Ozone and Ammonia . . . . . . . . . DUDEN (P.) . Formation of Hydrazinc from Inorganic Compounds. . HANTZSCH (A.). Salts of Nitrosulphonic acid . . . . . . JOANNIS (A.). Action of Hydrogen Phosphide on Potassammonium and Sodammonium . . . . . . . . . . ARZRUNI (A.) and E. SCHUTZ. Crystdliscd Proilucts formed in the Deacon Chlorine Process . . . . . . . . . WETZNER (R.). Combination of Hydrogen Fluoride with Water . . WIEDEMANN (E.) and G. C. SCHMIDT. Forniationof Ozone by the Action of Electric Oscillations . . . - . . . . .DOSMOND. Gases from Wood Charcoal a t a High Temperature . . MICHAUD (G.). Liflnence of certain Metals on the Stability of Am- monium Amalgam . . . . . . . . . . KRAUT (K.). Amnionium Ortliopliosphate . . . . . . ROBIXEAU (F.) and G . ROLLIN. Presence of Ammonia in Zinc Powder . SPRING (W.). Conversion of Black Mercnric Sulpl.de into the Red . CHARPY (G.). Temperatures of Transformation oE Irons and Steels. . SEUBERT (K.) and R. ROHRER. Action of Ferric Acetate on Potassium SCHNEIDER (E. A.). Methods of Removing Phosphoric acid or Alkali Phosphates from the Phosphates of Calcium and Iron . . . KEHIZMAXN (F.) and E. BOHM. Complex lnorganic Acids: Phospho- duodecimolybdic acid and Phospholuteomolybdic acid . . . HEBTY (C. H.). . BAUBIGNY (H.) . Antimony Vermilion .. . . . . . SCHNEIDER (R.). Atomic Weight of Bismuth . . . . . LINEBARQER (C. E.). Combination of Sulphur with Iodine . . . CHIKASHIG~~ (MAsUMI). Preparation of Nitric Oxide . . . . HIGLEY (GEORQE 0.). Action of Nitric acid on Metals . . . . MOISSAN (HENRI). Volatilisation of Ctlrboii . . . . . . WALDEN (P. T.). Double Chlorides and Bromides of Cfesiuin, Rubidium, Potassium, and Ammonium with Ferric Iron. Ferrosoferric Double Bromides . . . . . . . . . . . . CAMPBELL (GEOBQE I?.). Cmiuni Cobalt and Coesium Nickel Double Haloyds . . . . . . . . . . . . LEA (M. CAREY). Solutions of Metallic Silver . . . . . . BCENEIDER (EDWARD A.). Action of Dry Hydrogen Chloride on Ser- pentine . . . . . . . . . . . . LEPIERRE (CHARLES). Atomic Weight of Thallium. . . . . MEFER (VICTOR).The Molecular State of Mercurous Chloride Vapour . FRANCK (L~oN). Action of Aluminium Chloride on Carbon and its Compounds. . . . . . . . . . . . WINELEE (CLEMENS). Atomic Weight of Nickel and Cobalt . . . MOORE (THOMAS). Action of Reducing Agents on Potassium Nickelo- cyanide ; Magnetic Oxide of Nickel . . . . . . . Modification : Density and SpeciGc Heat of the TWO Forms . Iodide and Hydrogen Iodide , . * . . . . Mixed Double Halo'ide of Antimony and Potassium SCHNEIDER (EDWARD A.). Titanium . . . . . . PAQE ii, 46 ii, 41; ii, 46 ii, 47 ii, 48 ii, 49 ii, 40 ii, '73 ii, 53 ii, 74 ii, 74 ii, 75 ii, 75 ii, 75 ii, 108 ii, 109 ii, 109 ii, 109 ii, 109 ii, 109 ii, 110 ii, 110 ii, 111 ii, 112 ii, 112 ii, 113 ii, 114 ii, 114 ii, 163 ii, 163 ii, 164 ii, 164 ii, 165 ii, 165 ii, 166 ii, 166 ii: 166 ii, 166 ii, 167 ii, 167 ii, 168 ii, 169CONTENTS .... Xlll PAGE LEA (M . CAREY) . New Methods of obtaining Platinosochlorides ; prob- able existence of a Platinum Subchloride . . . . . . MAILFAT (L’ABBE) . Solubility of Ozone in Water . . . . . STOKES (HENRY N.). Phosphorns Chloronitride . . . . . STAVENHAGEN (ALFRED) . The Arsenites . . . . . . . MOISSAN (HENBI) . Displacement of Carbon from Fused Cast Iron by Boron and Silicon . . . . . . . . . . MOISSAN (HENRI) . Graphites from Iron . . . . . . MOISSAIT (HENRI) . Intumescent Gra.phite . . . . . . DENINQER (ALBERT) . Carbon Monosulphide . . . . . . VIQOUROUX . Prepnratioii of Amorphous Silicon . . . . . REYCHLEP (ALBERT) . Constitution of Silver Ammonia Compounds . DITTE (ALFRED) .Silrev Sulphide . . . . . . . . FONZES.DIACON . Solubi1it.y of Strontium Bromide in Alcohol . . COMBES (ALPHONSE) . Valency of Beryllium . . . . . . VILLIERS (A.). Zinc and Manganese Sulphides and the Protomorphic State . . . . . . . . . . . . . WEEXER (ALFRED) . Constitution of Inorganic Compounds . . . ARCTOWSKI (HENRYK) . Double Decomposition between Gaseous Com- pounds . . . . . . . . . . . . FJLETI (MICHELE) . The Molecular Weight of Mercurous Chloride . MOISSAN (HEKRI) . Graphite . . . . . . . . . MOISSAN (HENRI) . Reduction of Aluminium by Carbon . . . SABATIER (PAUL) . Hydrated Metallic Chlorides . . . . . VILLIERS (A.). Metallic Sulphides . . . . . . . . VILLIERS (A.). Nickel and Cobalt! Sulphides . . . . . . PICCINI (AUQTJSTO) . Green Chromic Chloride .. . . . LEPIERRE (CHARLES) . Iron Chromates . . . . . . . GIBBS (WOLCOTT) . Complex Inorganic Acids . . . . . YENNINQTON (MART E.) and EDQAR F . SMITH . Atomic Weight oi Tungsten . . . . . . . . . . . . SMITH (EDGAR F.) and EN . D . DESI . Atomic Weight of Tungsten . MORLEY (EDWARD W.). Atomic Weight of Oxygen . . . TITTINGER (EMIL) . Solubility of Precipitated Sulphur in Carbon Bisul: VELEF (VICTOB’H.). Hydrate of Nitric acid : Action of Nitric acid on Organic Compounds . . . . . . . . . . HOFF (JACOBUS H . TTAN’T) . Products formed in the Slow Oxidation of Phosphorus . . . . . . . . . . . . VIGOVROUX . Amorphous Silicon . . . . . . . . VIGOUROUX . Analyses of Silicon . . . . . . . . ARTH (GEORGES) . Action of Water on Coal . . . . . . BBK~TOFF (NICOLAI N.).Halold Salts of Ceaium . . . . . BBK~TOFF (NICOLAI N ) . Action of Hydrogen on Cesium Oxide . . COHEN (ERNST) . . VENABLE (FRANK P.) and THOMAS CLARKE . Properties of Calcium Carbide . . . . . . . . . . . . VILLIERS (A.). Tranpformations of Zinc Sulphide . . . . . VILLIEES (A.). Crystallisation of Precipitates : Zinc and Manganese Sul- phides and Copper Hydroxide . . . . . . . . VILLIERS (A.). Basic and Acidic Zinc Sulphide . . . . . WARBVRQ (EYIL) . Action of the Silent Discharge on Lead Oxide . . NORRIS (R . S.). Action of Light on Lead Bromide . . . . MOSNIER (A.). Combination of Lead Iodide with Metallic Iodides and with Organic Iodides . . . . . . . . . . . BARTLETT (EDWIN J.) and WALTER MERBILL . Cupric Hydride . . JONES (HARRY C.). Atomic Weight of Yttrium .. . . . LESCCEUR (HENRI) . Hydrated Metallic Chlorides . . . . . MOISSAN (HENRI) and GEOBGES CHARPP . Boron Steel . . . . SERONO (C.). Pyroantimonious acid . . . . . . . phide . . . . . . . . . . . . Action of Hydrogen on Photographic Dry Plates . ii. 1’10 ii. 216 ii. 217 ii. 217 ii. 219 ii. 220 ii. 220 ii. 221 ii. 222 ii. 222 ii. 222 ii. 223 ii. 223 ii. 224 ii. 224 ii. 225 ii. 225 ii. 235 ii. 226 ii. 226 ii. 227 ii. 227 ii. 228 ii. 229 ii. 229 ii. 230 ii. 230 ii. 231 ii. 261 ii. 261 ii. 262 ii. 262 ii. 263 ii. 264 ii. 264 ii. 264 ii. 265 ii. 265 ii. 265 ii. 266 ii. 267 ii. 267 ii. 267 ii. 267 ii. 268 ii. 268 ii. 269 ii. 269 ii. 269xiv CONTEXTS. MOISSAN (HENRI). Iison Boride . . . . . . . . THOXAS (V.). Combination of Nitric Oxide with Ferric Chloride .. GARNIEB (JULES). Action of an Electrical Cnrrent on Fused Metallic S ulphides . . . . . . . . . . . . WYROUBOFF (URBGOIRE). Amidoclironiates , . . . . . MOISSAN (HENRI). Titanium . . . . . . . . . DITTE (ALFRED). Bismuth Sulphide . . . . . . . DITTE (ALFRED). Gold Sulphide . . . . . . . . GIBBS (WOLCOTT). Complex Inorganic acids . . . . . . SABATIER (PAUL) and J. B. SENDERENS. Action of Nitrous Oxide on Salts and Metallic Oxides . . . . . . . . . ARCTOWSKI (HENRYE). Action of Heat on Carbon Bisulphide . . BAYEB (R. S.). New Element from Bauxite . . . . . . RICHARDS (THEODORE W.). Atomic Weight of Strontium . . . ATHANASESCU (NICOLES). Basic Nitmtes . . . . . . SENDERENS (J. B.). Precipitation of Metallic L e d . . . . . MINOR (WILHELM). Preparation of Lead Dioxide .. . . . SENDERENS (J. B.). Lead Orthonitrate . . . . . . - . GIORGIS (GIOVLNNI). Thallium Hydrogen Carbonate . . . . BRATJNS (REINEARD). Action of Dry Hydrogen Chloride on Serpentine. HIBBS (JOSEPH G.) and EDGAR F. SMITH. Action of Magnesium on Menganous Salts . . . . . . . . . . BROWN (AMOS P.). Cheniical Character of Pyrites and Marcasite . . HOFMANN (KARL A.) and 0. F. WIEDR. New Nitroso-Compounds of Iron WINELER (CLEXENS). Atomic Weights of Nickel and Cobalt . . SCIIOTTLANDER (PAUL). Colloidal Gold . . . , . . . FASBENDER (R.). . SPRING (WALTER). Colour, Specific Gravity, and Surface Tension of Hydrogen Peroxide . . . . . . . . . . BRAUNER (BOHUSLAV). Gases of the Helium and Argon Type . . C&VE (PER T.). Helium in Clereite . . . . . . . GUNTZ (AXTOINE).Demonstration of the Presence of Argon in the Atmo- sphere . . . . . . . . . . . . BRUYN (CORNELIUS A. LOBBY DE). Free Hydrazine . . . . MCLEOD (HERBERT). Action of Hydrogen on Amorphous Phosphorus . YOUNG (GEORGE). Action of Hydrogen on Amorphous Phosphorus . LIEBEN (ADOLF). Reduction of Carbonic Anhydride at Ordinary Tem- peratures . . . . . . . . . . . . EVANS (REGINALD C.) and CECIL H. DESCH. Sodium Hydrogen sul- phide . . . . . . . . . . . . . SEYEWETZ (ALPHONSE) and G. CHICANDABD. Sodium Thiosulphate in Photograpliy . . . . . . . . . . . BOGORODSKI (A.). Componiide of Lithium Bromide and Chloride with 3H20. . . . . . . . . . . . . BOGOROD~EI (A). Double Compound of Lithium and Lead Iodide . YOTILITZIN (ALEXEI L.). Solubility of Anhydrous Calcium Sulphate .DUBOIN (ANDR~). Magnesium Fluorides and Silicates . . . . LE CHATELIER (HXNRI L.). Alloys of Definite Composition . . . SCH~TZENBERGER (PAUL). CeriteMetals. . . . . . . BRAUNEB (BOHUSLAV). Cerium . . . . . . . . SCHLUMBERGER (ERNEST). Aluminium Compounde . . . . KONINCE (LUCIEN L. DE). Properties of Nickel and Cobalt Salts . . KRUSS (GERHABD) and OSKAR UNGAR. Dichromates of the Heavy SEUBERT (KARL) and WILLTAM POLLARD. Atomic Weight of Molyb: denuiu . . . . . . . . . . . . PALMER (CHASE). Chromatee of the Rare Earths. Cl~romates of Thorium . . . . . . . . . - . . PIGEON Lfim. Platinoue Chloride and ite Compounds . . . . HOITSEMA ((2.). Absorption of Hydrogen by Palladium . . . Double Chlorides of tho Alkali Metals and Gold . Metals. . . . . . + . .PAGE ii, 370 ii, 271 ii, 2 i l ii, 272 ii, 272 ii, 273 ii, 27-4 ii, 274 ii, 312 ii, 312 ii, 313 ii, 314 ii, 315 ii, 315 ii, 315 ii, 316 ii, 316 ii, 316 ii, 316 ji, 316 ii, 317 ii, 318 ii, 315 ii, 310 ii, 346 ii, 347 ii, 347 ii, 347 ii, 347 ii, 348 ii, 348 ii, 349 ii, 340 ii, 349 ii, 350 ii, 350 ii, 350 ii, 351 ii, 351 ii, 382 ii, 352 ii, 353 ii, 355 ii, 335 ii, 356 ii, 357 ii, 357 ii, 388CONTENTS. xv MOISSAN (HENRI). Argon and Fluorine . . . . . . . E ~ I C H (FRIEDRICH). Combustion in Nitrogen . . . . . FERRAXD (L.) . Thiohypophosphates . . . . . . . BEKETOFF (NICOLAI N.) and SCHEBBATSCHEFF. New Method of prcpar- ing Alkali Metals . . . . . . . . . . UUNTZ (ANTOINE). Acid Fluoyides of Potassium and Silver . . . ROQUES (FEBDINAND). An Alcoholate of Calcium Bromide .. . MYLIUS (FRANZ) arid OTTO FILOMM. Purification of Zinc . . . ROESSLER (FRIEDRICH). Synthesis of Minerals and Analogous Metallic Compounds by Crystallisation from Molten Metals . . . . URANQER (A.). Action of Halogen Compounds of Phosphorus on Copper . . . . . . . . . . . . LE CHATELIEB (HENRI L.). Copper-aluminium Alloys . . . . ARCTOWSKI (HENILPIC). Hydrolysis of Aqueous Soliitions of Mercuric Chloride . . . . . . . . . . . SCH~TZENBERGER (PAUL). Cerite Eartha. . . . . . . COHEN (JULIUS B.) and REGINALD OBXANDY. Amalgamated Aluminium as a Reducing Agent . . . . . . . . . . LEPIEBRE (CHARLES). Manganese Compounds . . . . . HEUBERT (KARL) and KARL GAAB. Action of Ferric Chloride on Metallic Iodides . . . . . . . . . . . AECTOWSEI (HENBYK). Volatiiity of Chromic Anhydride .. . EHRENPELD (CHARLES H.). Tungsten and Molybdenum and their Tri- oxides . . . . . . . . . . . . . NORDENSKIOLD. New Source of Uranium . . . . . . PBATT (J. H.). Double Halogen Salts of Caesium, Rnbidium, Sodium, and Lithium with Thallium . . . . . . . . LONG (J. H.). Phenomena observed in the Precipitation of Antimony from Solutions of Tartar Emetic. . . . . . . . KLASON (PETER). Coiistitution of the Platinum Bases . . - . CLOWES (FRANK). Composition of Atmospheres that Extinguish Flame . EREIDER (D. ALBERT). Preparation of Pcrchloric Acid and its Use in the Estimation of Potassium . . . . . . . . SABATIER (PAUL) and J. B. SENDEEENS. Reduction of Nitric Oxide by Moist Iron OF Zinc . . . . .. . . . . . SCHWARZ (FRITZ). New Polyphosphoric acid, H5P301,,, and its Balts .VIQOUBOUX. Reduction of Silica by Aluminium . . . . . P~ZIWOZNIK (ED.). RemarkableChange of Structure in Glass when heated FILETI (MICHELE). Molecular Weight of Nercurous Chloride . . DENNIS (L. M.). Crystalline Aluminium Chloride . . . . . LOBENZ (RICHARD). Preparation of Stannic Bromide . . . . LORENZ (RICHARD). The two Modifications of Stanuic Acid . . . SCHUTZENBERGBR (PAUL). CeriteEartbs . . . . . . WELLS (HOBACE L.). Iodine Compounds of Lead with Excess of Iodine LODIN (ARTHUR). Beactionsof LeadSulphide . . . . . THOMAS (VJNCENT). Action of Nitric Peroxide on Antimony Salts . WEBNEB (ALFRED) and A. KLEIN. Salts of Amidochromic acid . . LOVBN (JoH. M,). Conductivity of Permanganic acid . . . . HOPMANN (KARL A.) and 0. F. WIEDE.. MOND (LUDWIG), WILLIAM: RAMSAY and JOHN SHIELDS. Occlusion of Oxygen and Hydrogen by Platinum Black. . . . . . BEssoN (J. ADOLPHE). Properties of Ozone and of Oxjgen in Presence of Sunlight. . . . . . . . . . . . HOLLEMAN (AENOLD F.). Spontaneoua Decomposition of Thiosulphuric acid . . . . . . . . . . . . . CLOWES (FRANK). Composition of Extinctive Atmospheres produced by Flames . . . . . , . . . . . . BERTHELOT (MARCELLIN). Combination of R’itrogen with Carbon and Sulphur . . . . . . . . . . . . RAYLEIGH (LORD). Density of Nitrogen . . . . . . Nitroso-compounds of Iron PAGE ii, 388 ii, 388 ii, 389 ii, 389 ii, 389 ii, 390 ii, 3W ii, 390 ii, 392 ii, 392 ii, 393 ii, 393 ii, 394 ii, 39s ii, 305 ii, 396 ii, 396 ii, 398 ii, 398 ii, 399 ii, 400 ii, 443 ii, 444 ii, 444 ii, 445 ii, 445 ii, 447 ii, 447 ii, 447 ii, 447 ii, 448 ii, 448 ii, 448 ii, 449 ii, 460 ii, 450 ii, 460 ii, 451 ii, 451 ii, 492 ii, 493 ii, 493 ii, 494 ii, 495XVi CONTENTS .SAB-4TIER (PAUL) and J . B . SEPIDEREKS . Reduction of Nitrous Oxide by . . . . . . . . THOMAS (V.). Action of Nitric Oxide on Metallic Chlorides . . . ILOSVAY DE NAGY ILOSTA (LUDWIG) . Mutual Behavionr of Hydrogen . . . . BRUYN (CORSELIUS A . LOBBY DE) . Hydrazine Hydrate . . . . BBUYN (CORNELIUS A . LOBRY DE) . Preparation of Hydirtzine Hydrate . MOISSAN (HENRI) . Reduction of Silica by Carboii . . . . . VILLARD (P.) and R . JARXT . Solid Carbonic Anhydride . . . . RAMSAY (WILLIAM) . Uas showing the Spectrum of Helium, the reputed cause of one of the lines of the Coronal Spectrum .. . . RAMSAY (WILLIAX) . Helium, a Gaseous Constituent of certain Minerals . . . . . . . . . . . . C L ~ E (PER T.). Density of Helium . . . . . . . BERTHELOT (MARCELLIK) . Conipoiinds of Argon . . . . . WERNER (ALFRED) . Constitution of Inorganic Compounds . . . KTRNAKOFF (NICOLAI) . Constitution of Metallic Bases . . . . FORCRAND (ROBERT DE) . Sodamide . . . . . . . VENATOR (WILHELM) . Recovery of Silver from Solutions . . . RECOURA (ALBERT) . Molecular Changes in Chromium Hydroxide . . HALLOPEAU (L . A.) . Ammonium Sodium Hydrogen Tungstates . . HALLOPEAU (L . A.). Paratungstic Acid . . . . . . . JOLY (ALEXANDRE) and @MILE LEIDI~ . Action of Heat on Iridium Potassium Nitrites . . . . . . . . . . Metals in Presence of Water Peroxide and Nitrous ncid in very Dilute Solutions EKICER (E .H.). Sodium Hyposulphite . . . . . . . TASSILLY . Basic Halogen Salts of the Alkaline Earths . . . . MOISSAN (HEXEI) . Molybdenum . . . . . . . . Uiiwalogical Chemistry . HOFFMANN ((3 . C.). -Native Iron . . . . . . . . AT~EX~EFF (W.). Mineml Wax from Kaluga . . . . . . DUMBLE (E . J.). Gtraliamite from Texas . . . . . . . LOCZKA (J.). Chemical Constihtion of Iron Pyrites . . . . KRENNER (J . A.). . . . Doss (B.). Artificial Prepara. tion of Anatase and Rutile . . . ULKE (T.). New Tin Mineral from the Black Hills . . . . . Nickel Arsenide . . . . . JANRASCH (P.) and J . LOCKE . Apatite in a Laminated Graphite from Andorite, a new Hungarian Silver Ore WALLER (E.) and A . J . MOSES . Ceylon . . . . . . . . . C . ~ J O G R E N (H.), SvabbIte and ddelite .. . . . . . . PRIOR (U . T.). Fergusonite from Ceylon . . . . . . . W ~ r s (F . J.). Crjstallochemical Theoq of the Silicates . . . . HINMAN (B . (3.). Orthoclase from Canada . . . . . . FLINK (G.). Neptunite, Epidymite, Katapleite, and Bgirine from Greenland . . . . . . . . . . . . DOELTER (C.). Dimorphons Mineral8 . . . . . . . GORGEU (A.). Natural Oxides of Manganese . . . . . . PFAFF (F . W.). Formation of Magnesite and Dolomite . . . . TBAUBE (H.). Davyn . . . . . . . . . . RAMMELSBERG (C.). Chemical Nature of Staurolite . . . . Karakoram Himalayas . . . . . . . . . STAATS ((3.). Fresh Discovery of Gtypsu~ll Crystals . . . . . TEAUBE (H.). Chromite in Lower Silesia . . . . . . BONNEY (T . (3.) and Miss C . A . RAISIN . Rocks and Minerals from the NATTEREE (K.).Water and Sea-bottom Deposits from the Eastern Mediterranean . . . . . . . . . . . IQELSTR~X (L . J.). Lindesite and Pvrrhoarsenite . . . . . PAGE ii. 495 ii. 495 ii. 496 ii. 496 ii. 497 ii. 497 ii. 4’37 ii. 498 ii. 498 ii. 498 ii. 498 ii. 499 ii. 499 ii. 499 ii. 500 ii. 500 ii. 500 ii. 501 ii. 501 ii. 503 ii. 503 5. 503 ii. 20 ii. 20 ii. 20 ii. 20 ii. 21 ii. 21 ii. 21 ii. 21 ii. 22 ii. 23 ii. 22 ii. 22 ii. 23 ii. 23 ii. 49 ii. 50 ii. 50 ii. 50 ii. 5 0 ii. 61 ii. 51 ii. 51 ii. 76 ii. 76 ii . 115 .. PECKHAM (S . F.): Origin of BitumGns . . . . . . . .CONTEXTS. xvii MALLARD (E.). Boleite, Cumengeite, snd Peroylite . . . BODL~NDEB (Ct.). Compositionof Polybasita. . . .a FRANCO (P.). Aphthalose from Veeuvius . . . . COSTA-SENA (J. A. da). Actinolite from Oiiro-Preto, Brazil .DONALD (J. T.). Asbestos and some Associated Minerals . . . DONALD (J. T.). Scolecite from Canada . . . . . COLEMAN (A. P.). Antholite from Elzevir, Colorado . . . MOORE (T.). Chocolate Nickel Ores of New Caledonia . . . . RETGERS (J. W.). Mineralogical and Chemical Composition of the Sand of theDunesof Holland . . . . . . . . DUPARC (L.) and L. MRAZEC. Serpentine of the Binnenthal . . . HOVEY (E. 0.). The Cherts of Miesouri . . . . . . . NURICSAN (J.). TheTordaBrineSprings . . . . . LENGYEL (B. v.). The Kolop Sulphur Spring . . . . . BAUMHAUER (HEINRICH). Dufivnoypite from the Binnenthal. . . STELZNER (ALFBED W.). Zinckenite from Oruro, in Bolivia . . . VOGT (J. H. L.). Iron Nickel Pyrites from Norway. . . . . LEYOINE (A). Free Alkaline Earths in Rocks containing Carbonates .KOSMANN (E.). Eiimmererite from Tampadel, in Silesia. . , . . MILCH (LUDWIG). New ArsenatefromLaurion . . . . . VRBA (CARL). Phenrtcite from Ober-neusattel. . . . . VRBA (CARL). Beryl from Pisek . . . . . . . . TSCEIRCH (ALEXANDER) and E. AWENG. Succinite (Amber) . . . KOHLYKANN (W.) . Cassiterite . . . . . . . . . MOROZEWICZ (J.). Artificial Spinel and Corundum . . . . . LAGORIO (ALEXANDER E.). Pyrogenetic Corundum . . . . H~CKING (HUGO). Sulfoborite . . . . . . . . HALLBERG (GUSTAF). Apophyllite from Griiugesberg . . . . KATZER (FRIEDRICH). Tourmaline, Gypsum and other Minerals from Bohemia . . . . . . . . . . . HOBBS (WILLIAX H.j. Vulcanite, a New Rock . . . . . NITZB (H. B. 0.). Monazite from North Carolina .. . . . JANNASCH (PAUL) and P. WEINGARTEN. Chemical Composition and Constitution of Vesuvians . . . . . . . . DEEBY (ORVILLE A.). Caiion Diablo MeteoriG . . . . . WARD (HENRY A.). Plymouth Meteorite . . . . . . THUGUTT (STANISLAUS J.). Aluminosilicates . . . . . . SESTINI (FAUSTO). Italian Graphites . . . . . . . BEEGEAT (ALFRED). Genetic Relations of Rutile, Tlmenite, and Spliene . BOURGEOIS (L~oN) and HERMA” TRAUBB. Artificial Dolomite . . KORDENSKJ~LD ( GVSTAF). Microlite, Parisite, and Elpidite from Green- land . . . . . . . . . . . . . JANNETTAZ (EDUARD). Analysis of Pyreneite. . . . . . LINDSTR~M (GUSTAF). Elpidite, a New Mineral from Greenland . . SJ~STROM (0. A.). Neptunite . . . . . . . . . LASPEYRES (E. A. HUQO) and E. KAISER. Meteoric Iron of Verchne- Udinsk .. . . . . . . . LASPEYRES (E. A. HUGO) and E. KAISE~. S’ilicates of the Netschdvo (Tula) Meteorite . . . . . . . . . . SEBTINI (FAUSTO). Grapbitite from Monte Pisano . . . . . SCHIMPFF (W.). Sylvanite from Stassfurt . MARSH (C. W.). Copper Iodide (Marelite) from Bkoken’ Hill; W.S:W. FOTJLLON (HEINRICH v.). Cadmifernus biende from Mies: Rhodo- chrosite from Asia Minor . . . . . . . . IGELSTR~M (LARS J.). Thallium and Moiybdenum in Hematite . . FLETCHER (LAZARUS). Baddeleyite (native zirconia) . . . . ARZRUNI (ANDRE AS) and EONSTANTIN THADD~EFF. Celestia from Giershagen, West halia . . . . . . . . . CHURCH (ARTHUR H.). A Basic Ferric Sulphate . . . . . Busz (KARL H. E. (3.7. Xamerezite . . . . . . VOL. LXVIII. ii. 2 PA6 E ii, 115 ii, 115 ii, 115 ii, 116 ii, 116 ii, 116 ii, 116 ii, 117 ii, 117 ii, 117 ii, 118 ii, 118 ii, 118 ii, 171 ii, 171 ii, 171 ii, 172 ii, 172 ii, 172 ii, 173 ii, 276 ii, 276 ii, 271; ii, 276 ii, 276 ii, 276 ii, ‘171 ii, 277 ii, 277 ii, 319 ii, 3-19 ii, 319 ii, 320 ii, 358 ii, 400 ii, 400 ii, 4111 ii, 401 ii, 401 ii, 4Q1 ii, 4Q2 ii, #2 ii, #2 ii, 5 M ii, 504 ii, 504 ii, 505 ii, 506 ii, 595 ii, 505 ii, 506 ii, 906xviii COXTENTS .PRIOR (GEORGE T.) and LEONARD J . SPENCER . . . . CHURCH (ARTHUR H.). Analyses of some Arsenates and Phosphates . HUSSAK (EUQEII) and UEORGE T . PRIOR . Lewisite and Zirkelite from Brazil . . . . . . . . . . . . HOLMQUIST (P . L.). Pyrochlore from &no. Sweden . . . . DICK (ALLAN B.). Geikielite . . . . . . . . . ARZRUNI (ANDREAS) . Nephrite from Kiien-Lun . . .. . EAKINS (L . (3.) and HENRY N . STOKES . Analyses of Heuiandite and Srnitbsonite . . . . . . . . . . . MELVILLE (WILLIAM H.) . Analyses of Natrolite. Tourmaline, Spessarite, Bismuthinite and Felspar . . . . . . . . . SOLLAS (WILLIAM J.). Zinnwaldite from Mourne Mountains. Co . Down EAKLE (ARTHUR 5.) and WILHELM MUTHMANN . So-called Schneebergite HEDDLE (M . FORSTER) and J . STUART THOMSON . Delessite from Cantyre . . . . . . . . . . . . PALACHE (CHARLES) . Crossite. a New Soda Amphibole . . . . SJ~~QREN (S . A . HJALMAR) . Urbanite. a New Pyroxene . . . . FOULLON (XEINRICH v.). Analpee of Nickel-Silicate Ores . . . SOLLAS (WILLIAM J.). Garnet Hornfels. from c'o . Dublin . . . SOLLAS (WILLIAM J.). The Leinster Granites . . . . . NATTEREB (KONRAD) . Water of the Sea of Marmora .. . . Augelite WEIBULL (MATS) . Composition of Idocrase . . . . . . Physiological Clieinistry . JAKSCH (R . v.). A.mount of Nitrogen in Red Blood Crystals in Health and Disease . . . . . . . . . . . . BIERNACKI (E.). The Blood in Anemia . . . . . . . SCHEWK (F.). Sugar in the Blood after Bleeding . . . . . SMITH (W . J.). Formation of Sulphuric Acid in the Organism . . COHN (R.). The Leucine of the Pancreatic Fermentation . . . ROBITSCHEX (W . ). Peptone in Urine . . . . . . . NENCKI (M.). Behaviour of the Aromatic Hydroxyketones in the Animal HILL (L.). Simple Form of Gas Pump . . . . . . . STOHMANN (F.). Heat Value of Nutritive Substances . . . . PEMBREY (M . S.), 33 . H . GORDON, and R . WARREN . Heat Production in the Chick before and after Hatching .. . . . . . LILIENFELD (L.) . Blood Coagulation . . . . . . . ROHYANN (F.). Glucase . . . . . . . . . . WEISKE (E.). Action of Calcium and other Salts on the Animal Or- ganism . . . . . . . . . . . . MALLORY (F . B.). Calcareous Concretions in the Brain . . . . CROOCKEWIT (J . M.). Salivary Glands of the Leech . . . . KEUBER (F.) and W . LENZ . . KRUGER (F.), F . SZYYKIEWICZ, L . v . LINGEN, and H . WALTER . Sul- phur and Phosphorus in the Hepatic and Splenic Cells at Different. MORACZEWSKI (W.). Phosphorus in Digestion Products of Case'in . . NPUMEISTER (R.). Egg-shells of Echidna and other Vertebrates . . EIQER (J.). Ethereal Hydrogen Sulphat. es in Urine . . . . GARROD (A . E.). Pigmentation of Uric Acid Crystals deposited from Urine . . . . . . .. . . . . . RAKE (B.). Percentage of Iron in the Urine in Aukylostomiasis . . PAWCETT (J.). Piperazine as a Solvent of Uric Acid Stones in Urine . COHN (R.). Pinysiological Properties of certain Pyridine, R'aphthalene, Organism . . . . . . . . . . . . Calcium in the Liver Cells of the Ox . Ages . . . . . . . . . . . . WROBLEWSKI (A.). Case*in of Human Milk . . . . . . LIEBLEIK (V.). Acidity of Urine . . . . . . . . BARBOD (A . E.). Hsematoporphjrin in Normal Urine . . . . and Qiiinolinc? Derivatives . . . . . . . . . PA GB ii. 507 ii. 507 ii. 508 ii. 509 ii. 509 ii. 510 ii. 510 ii. 510 ii. 511 ii. 512 ii. 512 ii. 512 ii. 513 ii. 513 ii. 514 ii. 514 ii. 515 ii. 515 ii. 24 ii. 24 ii. 24 ii. 25 ii. 25 ii. 25 ii. 25 ii. 51 ii. 51 ii. 51 ii 52 ii. 52 ii. 53 ii. 53 ii.53 ii. 53 i.i, 54 ii. 54 ii. 54 ii. 54 ii. 55 ii. 55 ii. 55 ii. 55 ii. 56 ii. 56 ii. 56CONTENTS . PICKERING (J . W.). Action of Drugs on the Heart of Daphnia . . BRANDL (J.). Pharmicological Investigation of Manaca Roots . . HARLEP (V.). Influence of Intrarenous Injection of Dextrose on the Gases of the Blood . . . . . . . . . . GILLESPIE (A . L.). Contents of the Healthy Stomach . . . . GILLEsrIE (A . L.). Analysis of Gastric Contents . . . . . GILLESPIE (A . L.) . Action of Acids and Alkalis on t.he Gastric Secretion GILLESPIE (A . L.). Gastric Digestion of Proteih . . . . . LAAS (R.). Influence of Fats on the Assimilation of Prote'ids . . . MUNK (I.). Metabolism . . . . . . . . . . WRIGHT (A. E.). Influence of Carbonic Anhydride and Oxygen on Blood Coagulation .. . . . . . . . . . BRVCE (D.). Disappearance of Leucocjtes from Blood after Peptone Injection . . . . . . . . . . . . BRUNTON (T . L.) and S . DELBPINE . Changes in Lirer Cells . . . GRUTZNER (P.). Chemical Stimulation of Sensory Nerves . . . WEINLAND (G.). Chemical Stiniulntion of Ciliated Epithelium . . PETERS (R.). Rennet and Siniilar Ferments . . . . . . VAUDIN (L.). Colostrum of the Cow . . . . . . . G~LLESPIE (A . L.). Albumoses in Serous Effusions . . . . ABEL (J . J.). Ethylic Sulpliide in Dog's Urine . . . . . BACSCH (K.). Carbohydrates of Noruial Urine . . . . . GILLESPIE (A . L.). Hsemoglobinuria . . . . . . . LOEWE' (-4.) and N . ZUNTZ . SALKOWSKI (E.) and 111 . HAHN . Behaviour of the Phosphorus of Casein WEISKE (H.). Amount and Composition of the Contents of the Stoniacli and Intestine of Rabbits at Ditferent Periods of Feeding .. . NORDEN (v.) and K . BELGARDT . Assiniillttion of Lime in the Body WEISKE (H.). Addition of Calciuiii Phosphate to Food . . . . LEHMANN (C.). Alkalinity of the Blood . . . . . . . LOEWP (A.) and N . ZIJNTZ . Alkalinity of Fresh Blood . . . . LACESCHEWITZ (T.). Estimation of Blood Corpuscles . . . . VAUDIN (L.) . Citric acid and Calcium Phosphate in Milk . . . WENDELSTADT (H.) and L . BLEIBTRBIJ . Human Blood in Disease. . NATTHES (bf.). Leucaeniic Blood . . . . . . . . LEWIN (L.). Arrow Poisons . . . . . . . . . NEUVANN (J.). Effect of Calcium Phosphate and Carbonate on increase of live weight . . . . . . . . . . . COHNSTEIN ( WILHELM) . Action of IntraTenous Injection of Sodium Chloride on the composition of Blood and Lymph .. . . VAY (FRANZ) . Ferratin and Iron in the Liver . . . . . . GRIFFITHS (ARTHUR B.). Red Pigment of Dientyctylzcs lTividescens . BOKORNY (THEODOB) . Action of Dilute Alkalis on Lower Animals and Plants . . . . . . . . . . . . HOPPE-SEFLER (FELIX) and TRASABL-RO ARAKI . Rotatory Action of Lactates . . . . . . HILL (LEONARD) and D . N . NABARRO . Blood Gase's of Brain Hnd Muscld in Rest and Activity . . . . . . . . . . TISSOT (J.). Gaseous Exchange in Isolated Muscle . . . . . PEMBREY (MARCUS S.). Regulation of Heat Production . . . LAPICQUE (LOUIS) and CH . MABETTE . Minimum amount of Nitrogen BOYD (F . D.). Albuminnria . . . . . . . . . OGDEN (H . V.). Alcaytonnria . . . . . . . . LOEWP (A ) . Respiratory Exchanges .. . . . . . in Peptic Digestion . . . . . . . . . New Theory of Respiration . during Disease . . . . . . . . . . LOEWY (A.). Alkaiinity of the Blood . . . . . . . HARRIS ( D . F.). Coagulation of Milk . . . . . . . PICTET (R.). Frigotherapy . . . . . . . . . required by Human Beings . . . . . 2-2 xis PAGE ii. 57 ii. 57 ii. 76 ii. 77 ii. 77 ii. '77 ii. 77 ii. 78 ii. 78 ii. 78 ii. '79 ii. 79 ii. 79 ii. 80 ii. 80 ii. 81 ii. 81 ii. 81 ii. 82 ii. 82 ii. 82 ii. 83 ii. 119 ii. 119 ii. 119 ii. 120 ii. 120 ii. 121 ii. 121 ii. 121 ii. 121 ii. 12% ii. 122 ii. 122 ii. 123 ii. 123 ii. 123 ii. 123 ii. 153 ii. 173 ii. 173 ii. 174 ii. 174 ii. 174 ii. 251 ii. 231 ii. 232 ii. 252XX CONTENTS. KLUG (FERDINAND). Peptic Digestion . . . . . . . NEKCKI (MARCELLUS). Pancreat>ic Digestive Products of Albumin .. KAVFMANN (MAURICE). Glyogen in the Blood . . . . . SEEGEN (JOSEF). Sugar and Muscular Work . . . . . . ROHMANN (FRANZ) and WILHELM SPITZER. Oxidieing Action of Animal Tissue . . . . . . . . . . . . ARTHVS (MAURICE). Fibrinogenand Fibrin . . . . . . HAYEM (GEORQES). FibrinogenandFibrin . . . . . . SCHAFER (EDWARD A.). Coagulation of Fibrinogen . . . . OLIVEB (GEORGE) and EDWARD A. SCHAFER. Physiological Action of Extract of the Suprarenal Capsules . . . . . . . MOORE (B.), The Physiologically Active Substance Occurring in the Suprarenal Gland . . . . . . . . . . XABARRO (D. N.). Protei'ds of Suprarenal Capsules . . . . KAUFMANN (MAURICE). Urea in Arterial and 'Fenoils Blood . . . PASQ~ALIS (GIUSTO). Absorption and Elimination of Glycerophosphoric acid .. . . . . . . . . . . . EDWARDS (ARTHUR). Saturation of Normal Urine with Neulral Salts . LAUUABDIA (P.). Toxicological Investigation of Potassium Silicate . LANG (S.). Physiological Sction of Acetonitrile and its Homologues . PASCHELES (W.). Change of Cyanogen Compounds in the Body . . PICKERING (JOHR W.). Yhpiological Action of Chlorocaffe'ine and Cyanocaffeine . . . . . . . . . . . RIKGER (SYDNEY) and ARTHUR G. PRE.4R. Influence of Pure Saline Media on Tadpoles . . . . . . . . . . RINGER (SYDNEY) and ARTHUR G. PHEAR. Influence of Saline Media 011 Tubifex Rivulorum . . . . . . . . . . PICTET (RAOUL). Radiation a t Low Temperatures and its Employment for Therapeutic purposes . . . . . . . . . LEPINE (RAPHAEL). The Olycolytic Ferment .. . . . . SEBELEIN (JOHN). Digestion of Paeudonuclein from Casein . . . WEISKE (HUGO). Digestibility of Pentosans . . . . . . MANASSEE (PAUL). Phosphorus and Sugar-yielding Constituents of Liver and Suprarenal Bodies . . . . . . . . BETHE (ALBRECHT). The Silvery Substance in the Skin of Alburnus 1trcidu.s . . . . . . . . . . . . CHATIN ((3. ADOLPHE) and ACRILLE XUSTZ. Opter Shells . . . FREUND (ERNST) and GUSTAV TOEPPER. Acidity of Urine . . . STEIN (V.1, Effect on Butter of Feeding with Sesame and Cotton Cake . KOEHNE (FR.). Behaviour of Acid Imides in the Animal Organism . MORACZEWSKI (WACLAW v.). The Blood in Cancer . . . . ZEYAEK (RICHARD v.). The Contents of two Lymph Cysts . . . BOHLAND (KARL). Levulose and Diabetes . . . . . . WEINTRAUD (W.). Excretion of Acetone, Diacetic acid, and 8-Hydroxy- butyric acid in Diabetes .. . . . . . . . HARLEY (VAUGHAN). Absorption of Fat . . . . . . . LEATHES (J. B.) and ERNEST H. STARLIWB. Absorption cjf Salt Solutions from the Pleural Cavities . . . . . . . . . KLEMPTNER (MAX). Action of Copper on the Animal Organism . . FENABO (ANGIOLO). Poisoning by Barium Salts . . . . . MATIGNON (CAMILLE). Heat Value of Protei'ds in the Organism . . VOIT (ERWIN) and ALEXANDER KORKUNOFF. Nitrogenous Metabolism . PICK (FRIEDEL). The Liver and Metabolism of Carbohydrates . . CREMBR (MAX). Sugar and Cells . . . . . . . . SPITZER (WILHELM). Glgcolysis in Blood and Tissues . . . . NENCKI (MARCELLUS). . MITJUKOFF (KATHARINA). Paramucin . . . . . . . KUHNE (WILLIE), Visual Purple . . . .. . . . COHNSTEIN (WILHELM). Action of Intravenous Injection of Sodium ChlorAe Solution on the Composition of the Blood . . . . Thiocyanic acid in the Juices of the Stomach PAGE ii, 232 ii, 233 ii, 233 ii, 233 ii, 234 ii, 234 ii, 234 ii, 235 ii, 235 ii, 236 ii, 236 ii, 236 ii, 237 ii, 237 ii, 237 ii, 238 ii, 238 ii, 2% ii, 239 ii, 239 ii, 277 ii, 2iY 3, 278 ii, 278 ii, 278 ii, 270 ii, 279 ii, 279 ii, 280 ii, 280 ii, 280 ii, 280 ii, 281 ii, 281 ii, 320 ii, 321 ii, 321 ii, 322 ii, 359 ii, 359 ii, 360 ii, 3GO ii, 361 ii, 361 ii, 361 ii, 361 ii, 363CONTENTS. x xi JEBOME (WILLIAM J. S.). Abnormal Excretion of Sulpliur in a Dog . BXAMM (WILLIAM). Phjsiological Action of Hydrohydrastinium Hydro- chloride . . . . . . . . . . . . WXOBLEFVSGI ( ACGCSTIN). Action of Thiocyanic acid on Gastric Fer- ments.. . . . . . . . . . . . PA~TZ (WALTHER) and J. VOGEL. Action of the Mucous Membrane of the Stomach and Intestines on some Bioses and 011 Raffinose . UAMBURGER (CARL). Comparison of the Ferment. Actions of Saliva, Ynnrrzatic Juice, Intestical Juice, and Blood on Starch Paste . LISDSEY atnd HOLLAKD. nigejtibilitr of Pentosnns. . . . . BAYSER (R.). Relation of Fat and Carbohydrates to the Decomposition of Albumin in the Human Body . . . . . . . . BiIcItA (K.). Does Inulin lead to the Formation of Glycogen in Veget- able Feeders . . . . . . . . . . . MICRA (K.). Inversion of Cane Sugar in the Small Intestine . . . HILL (LEOSARD) and D. N. NABARRO. Exchange of Blood Gases in Brain and Muscle . . . . . . . . . . MIURA (K.). Grape Sugar in Blood.. . . . . . . SCHAFRR (EDWARD A.) and GEORGE OLIVER. Physiological Action of Extract of Suprarenal Capsules . . . . . . . . SCRAFER (EDWARD A.) and GEORGE OLITEB. Physiological Action of Extract of Pituitary Body . . . . . . . . . REID (E. WAYMOUTH). Heat Production in Glands . . . . KULZ (EDVARD). Gases of Human Milk . . . . . . . KULZ (C.). Paidactic Acid in Kormal Yericardial Fluid. . . . PATJTZ (WALTHER). Metabolism in Diabetes . . . . . . MIERA (K.). Alimentary Glycosuria . . . . . . . Rum (EDLTAED) and J. VOGEL. Pentoses in Diabetic Urine . . . LAFOX (Hi.). Apparent Presence of Sugar in tlie Urine of Persons taking dulphonal. . . . , . . . . . . LAPICQTJL (LOUIS). Iron in Urine . . . . . . . . BECKER (EBKST) and EMILIO PARLATO. Acetonuria . .. . HALDANE (JOHN S.). Physiological Action of Carbmic Oxide. . . YASQUALI (ADALBBRTO). Toxicological Properties of H-jdroxylamine . YEMBREY (MARCCS S.). The Output of Carbonic Anhydride, and Tem- perature . . . . . . . . . . . . YEMBBEY (MAXCUS S.) and W. HALE WHITE. Heat Regulation in Hybernating Animals . . . . . . . . . LOCKE (F. S.). An Ideal Circulating Fluid for the Isolated Frog’s Heart GAY (PAVL). Comparative DigestibilitF of Sugar Beet, Mange1 Wurzei and Distillery Roots . . . . . . . . . . HARRIS (VINCENT D.). Mycological Processes in tlie Intestines . . E~TTCHER (0.). Peeding with Groin . . . . . . . HARLEY (VAUGHAN). Absorption and Metabolism in the Obstruction of the Pancreatic Duct . . . . . . . . . . PICKERING (JOBN W.) and WILLIAM D. HALLIBEBTOS.Synthesised ColloYds and Coagulation . . . . . . , . . MARIXO-ZUCO (FRANCESCO) and C. MARTINI. h’eurine in Blood . . HALLIBURTON (WILLIAX D.j and P. C. COLLS. Proteoses in Serous Effusions . . . . . . . . . . . . OECHSNER DE COKINCK (WILLIAM). Elimination of Magnesium corn- pounds in Cases of Rachitie . . . . . . - . LOCKE (F. S.). Action of Distilled Water on Animal Organisms . . HUNTER (WILLIAM). Physiological Action of Toluplenediamine . . THEZABD. Snaljsisof the Boneof a Milmmy . . . . . CHATIN (G-. ADOLPHE) and ACHILLE BIUNTZ. Phosphorus in Oysters . NACD~NALD (GEORGE W.) and ALEXANDEB M. KELLAS. I s Argon con- tained in Vegetable or Animal Substances? . . . . . WR6BtEWSEI (AUGVSTIN). Pepsin . . . KOHLER (A.), F. BARNSTEIN, and W. ZIELSTOBFP. Iiuin’s Metliod of .. PAOIE ii, 362 ii, 369 ii, 403 ii, 403 ii, 4 3 ii, 404 ii, 404 ii, 404 ii, 405 ii, 405 ii, 405 ii, 405 ii, 405 ii, 405 ii, 405 ii, 405 ii, 406 ii, 406 ii, 406 ii, 406 ii, 407 ii, 407 ii, 4-07 ii, 467 ii, 452 ii, 452 ii, 452 ii, 452 ii, 453 ii, 453 ii, 454 ii, 454 ii, 454 ii, 455 ii, 455 ii, 455 ii, 456 ii, 456 ii, 456 ii, 516 ii, 516xxii CONTENTS. Artificial Digestion of Nitrogenous Food Coustituents by Pepsin Solution . . . . . . . . WTCKE (A.) and' H u i o W'EISKE. Influence o i Fat and Starch on Mcta- bolism . . . . . . . . . . . . Roos (ERNST). Influence of the Thyroid Gland on Metabolism , . WEISKE (HuQo). Acid Fodder and its effect on the Organism . . MACALLUM (A. B.). Distribution of Assimilated Iron Compounds, other than Hoemoglobin and Hsematin, in Animal and Vegetable Cells .HALLIBURTON (WILLIAM D.). Nucleo-Prote'ids . . . . . CHABRIC (P. CAMILLE). Chemical Phenomena of Oesification . . WEISRE (HUGO). Composition of the Bones, Teeth, &c., of Wild and Tame Rabbits . . . . . . . . . . . SANDMEYER (W.). Paranucle'in in the Animal Organism . . . DAPPER (KARL). Uric Acid Excretion . . . . . . . LIEBLEIN (VICTOR). Acidity of Urine . . . . . . . WRITE (W. HALE). Use of Levulose in Ditbetes . . . . . UEUBE (KARL). Lerulose in Diabetes . . . . . . . Cltentistq of Vegetable Physiology aid Agriculture. ENGELNANN (T. W.). Separation of Oxygen by Cells containing CIn*onio- phyll . . . . . . . . . . . . . BACH (A.). Hydrogen Peroxide in Green Plants . . . . . HAXSEN (A.). Formation of Substance in Sea A l p .. . . . KNY (L.). . ETARD (A.). Presence of several distinct Chloroph~lls in the same Vege- table Species . . . . . . . . . . . WEHMER (C.). Calcium Citrate in Plants . . . . . . B R ~ A L (E.). . PATUREL ((3.). Agricultnral Value of various Katural Pho~phnt.es . . ~ ' A R C Y (R. F.) and W. B. HARDY. Bactericidal Action of Light and Air . . . . . . . . . . . . WESBROOK (F. F.). Effect of Siinlight on Tetanus Cultures . . . MACFAYIIEN (A.) and F. R. BLAXALL. Tliermophjlic Bacteria . . LAWS (J. P.). Antiseptic Action of Phenyl-substituted Fnttv Acids . KOCR (A.) and P. KOSSOWITSCH. Assimilation of Kitrogen"bp Algs . KOSSOWITSCR (P.). Fixation of Fyee Eitrogen by Algec . . . . RICHARD (P.). Assimilability of Potassium in Poor Sandy Soils by the Action of Nitrates .. . . . . . . . . SCHULTE (J.). Effect of Chlorides 011 Vegetation and on the Amount of Starch in Potatoes . . . . . . . . . . KRAUSS (C.) and A. STELLWAG. Effect of the Ripeness and of Manures on the Physical and Chemical Properties of Barley Meal . . . CORN (H.). Nutritive Value of Cocoa . . . . . . . ILOSVAY DE NAGY ILOSVA (L.). Secondary Products containing Nitrogen formed during combustion in Air . . . . . . . ONIMIJS (E.). Dialysis of Beer Yeast . . . . . . . TOLONEI (G.). Nitrifying Ferment . . . . . . . . . SCHTTLZE (E.). Glutamine in the Green Parts of Plants . : . . SCHTJLZE (E.). Crystalline Nitrogenous Compounds in Seedlings . . BERTHELOT and G. ANDXI?. Vegetable Principles which Decompose with Liberation of Carbonic Anhydride . . . . . . . YRIANISCHNIEOW (I-).).Germinating Process in Yicia saiiva . . . DEMOUSSY. Assimilation cf Nitrates by Plants . . . . . BALENTINE (W.). Foraging Power of some Agricuhral Plants for Phosphoric acid . . . . . . . . . . . ASSFAHL (E.). Nutrition of Green Plants by Glycerol . . . . PUEJEWICZ (IT.). Formation and Decomposition of Organic Acids in Physiological meaning of the Ccanic Colouring Matters . Nutrition of Plants by Humus and Organic Substances PAGE ii, 516 ii, 516 ii, 516 ii, 517 ii, 518 ii, 518 ii, 518 ii, 519 ii, 519 ii, 520 ii, 520 ii, 520 ii, 520 ii, 28 ii, 26 ii, 26 ii, 27 ii, 27 ii, 27 ii, 28 ii, 28 ii, 57 ii, 58 ii, 58 ii, 58 ii, 58 ii, 59 ii, 60 ii, 61 ii, 61 ii, 61 ii, 61 ii, 83 ii, 83 ii, 83 ii, 84 ii, 124 ii, 124 ii, 125 ii, 126 ii, 126 the Higher Plants .. . . . . . - . . . ii, 126CONTENTS. xxiii ISHII (J.). Mannan as a Reserve Uaterial in the Seeds of Diospyrus kaki . . . . . . . . . . . . . DAIKIJHARA (C.). Reserve Prote'in in Plants . . . . . . ISHII (J.). Mucin in Plants . . . . . . . . . GIESSLER (R.). Localisation of Oxalic acid in Plants . . . . BAUER (W.). , Levulose from Dried Orange Peel . . . . . LIPPYANN (E. 0. v.). Occurrence of Vanillin . . . . . LOEW (0.) and 31. TSUKAMOTO. . PABE (K.). Poisonous Action of the Hydroxy-derivatives of Benzene on Yeast and Bacteria . . . . . . . . . YABE (K.). The Vegetable Cheese, Natto . . . . . . PAGNOUL. Saline Constituent,s of Potatoes and Oats . . . . STOKLASA (J.). The Compounds of Phosphoric acid in Superphosphates soluble in Water . . . . . . . . . .DEH~RAIN (P. P.). Drainage from Cultivated Soils . . . . WYPFEL. Effect of Chlorides on the p o d 1 of Plants . . . . STAHL (E.), Transpiration and Assimilation . . . . . . MAQUENNE (Ldo~). Leaf Respiration . . . . . . . PALLADIN (WLADIMIR). Respiration of Green and Etiolated Leares . CHALMOT (GUILLAUME DE). Pentosans in Plants . . . . . WEISBERG (J.). Occurrence of Pentosans in Plants . . . . BOURQUELOT (EMILE E.). Metliylic salicylate in Indigenous Plants . SPATZIER (W.). Occurrence and Rdle of Myosin in Plants . . . PROVE. Richness of Soil in Nitrogen after Cultivation of various Plants . SCHULZE (BERNHAEn). Analyses of Silesian Soils . . . . . DEH~RAIN (PIERRE P.). Experiments on Wheat and Barley a t Grignon. FISCHBR (N.). Effect of Manure, Season, and Seed on the composition ofRye .. . . . . . . . . . . NILSON (LARS F.) . Manuring Experiments with various Phosphates and Nitrogenous Substances . . . . . . . . . EHRICR (E.). Varying Composition of Malt. Means of Regulating the Degree of Fermentation . . . . . . . . . BACH (A). Detection of Hydrogen Peroxide in Green Plants . . YEYROU (J.). Atmospheric Ozone . . . . . . . . UFFELNANN (C.) and A. BOXER. Chemical Composition of Kola Nuts . ANDOUARD (AMBROISE) . Phosphate from Grand-Connhble , . . IWANOWSKY (D.). Effect of Oxygen on Alcoholic Fermentation . . OBERMAYEB (FRITZ) arid RICHARD KERHY. Albuminous Fermentation . WINOQRADSKY (QERGEI). Assimilation of Free Atmospheric Nitrogen by Microbes . , . . . . . . . . . . BERTHELOT ( MARCELLIN) and UTSTAVE ANCR~. Alumina in Plants .STONE (WINTHROP E.). Carbohydrates of the Gum of Acacia decuwens. WIECHXANN (F. G.). Bass Wood Oil . . . . . . . BERTRAWD (GABRIEL). Sap of theLac Tree . . . . . . LECOMTE (H.) and ALEXANDRE HBBERT. MoBbi Seeds . . . . TACKE (BNUNO). . SCHLOEBLNG (.J. J. TH~~OPIIILE). Loss of Nitrogen in Drainage Waters . FISCHER (EMIL) and PAUL LINUNER. Enzymes of Schieosaccharomyces Oetosporus and Saccharowyce8 Marxiantis. . . . . . KOCH (ALFRED) and HOSAEUS. Beliaviour of Yeast towards Glycogen . GILSON (EuQ~NE). Cell-Membrane of Fungi . . . . . . MIELKE ((3.). Place of Tannins in Plant Metabolism . . . . WERENSKIOLD (F. H.) and E. SOLBERQ. Hay analyRes of Norwegian Grasses . . . . . . . . . . . . BOURQUELOT (EYIL E.). . PETIT (PAUL). Variations in the Sugars during the Germination of Barley .. . . . . . . . . . . STORE (WINTHROP E.) and DUMONT LOTZ. Sugar of the Agave Ameri- cana . . . . . . . . . . . . . Poisonous Action of Dicyanogen . CHUDIAKOW (N. v.). Alcoholic Fermentation . . . . Peculiar Property of Phosphoric acid in Peaty Soil The Time of Trehalose Formation in Plants PAQE ii, 128 ii, 128 i3, 128 ii, 129 ii, 129 ii, 229 ii, 129 ii, 130 ii, 130 ii, 130 ii, 131 ii, 133 ii, 175 ii, 175 ii, 175 ii, 176 ii, 176 ii, 177 ii, 177 ii, 178 ii, 178 ii, 178 ii, 179 ii, 119 ii, 180 ii, 181 ii, 239 ii, 240 ii, 241 ii, 242 ii, 282 ii, 282 ii, 283 ii, 283 ii, 284 ii, 285 ii, 285 ii, 285 ii, 285 ii, 285 ii, 286 ii, 322 ii, 322 ii, 363 ii, 384 ii, 324 ii, 362 ii, 363 ii, 363xxiv CONTENTS. SCHULZE (ERNEST), S. FHANKFFBI, and ERXST WINTERSTEIN.The Organic Bases of some Agricultural Seeds, Oil Cakes, Tubers, and of some Seedlings . . . . . . . . . . . ROMBURGH (PIETER VAN). Essence of Roots of Polygala from Java . ROMBVRGH (PIPTER VAN). Volatile Principles of Coca Leaves from Jara . . . . . . . . . . . . . MAYR (HEIXRICH). The Resinof German Pines . . . . . ATTERBEEQ (ALBERT). Composition of Oat Plants. . . . . EIXECKE (ALBERT). Composition of Different Kinds of Berries. . . MASSEY (CECIL). Composition of Soils from South India . . . DAMSEAUX (A.) . . HILQARD (EUGEN W.) and MEJER E. JAFFA. Amount of Nitrogen in the Humus in Soils of Arid and Humid Regions . . . . KGHX (JULIUS). Utilisation of the Nitrogen of Farmyard Manure, and of Green Manure . . . . . . . . . . BOETTINGER (CARL).The Glucosazone from Sumach and from Vallonia. GR~TZNER (BRUNO). Crystalline Constituent of Basanacantka S’ijzosa car. Ferox, Schum. . . . . . . . . . . ZENETTI (P.). Occurrence of Hesperidin in Polia Bucco . . . . GILSON (EuG~NE). Presence of Chitin in the Cellular Membrane of 31 ushrooms . . . . . . . . . . . . RBUNNER (HEINRICH) and ERNEST CHUARD. Glyoxjlic acid in Green Fruits. . . . . . . . . . . . . KOCH (F.). Mid-European Nut Galls and ScrophuZaria Xodosa A.. . LYTTKENS (Aue.). Effect of Arsenic on Vegetation. . . . . BOKORXY (THOMAS). Effect of Calciuni and Magnesium on the Derelop- ment of the Organised Structures of the Cell . . . . .. ROBERTS (LESLIE). Physiology of the T~ichoph~ytons . . . . MER (ZNILE). Action of Calcium and Potassium Salts on the Herbage of Meadows .. . . . . . . . . . ZACHAREWICZ (ED.). Manuring Nutural Meadows . . . . . DEEBRAIN (PIERRE P.). Drainage from Cultivated Land . . . BLACKMANN (F. FROST). Vegetable Assimilation and Respiration : The Carbonic Anhydride Exchanges of Plants . . . . . . SCHLOESINB (TH. jun.). Gelmination of Seeds . . . . . PFEIFFER (THEODOR) and E. FRANKE. Utilisation of Elementary Ni- trogen by Mustard . . . . . . . . . . HILTNER (LORENZ). Influence of the Root Nodules of Alnus GZut.hosa: MAYER (ADOLF). Composition of the Root Nodules of the Aider . . SCRULZE (EENST) and S. FRANKFURT. Cane Sugar in Plants . . . CROSS (CHARLES F.), EDWARD J. BETALN, and CEAUD SMITH. Origin of Unsaturated Compoundsin Plants . . . . . . STOSLASA (JULIUS). Chemical Inreatigations in Plant Pathology .. BEHREXS (J.). The Tobacco Plant . . . . . . . . GERLACH (MAX). Behaviour of Phosphoric Acid, soluble in Water, towards the Absorbent Constituents of Soil . . . . . Effect of Sulphurous acid on Soil and its Produce on the Fixation of Nitrogen . . . . . . . PAGE ii, 364 ii, 364 ii, 365 ii, 365 ii, 365 ii, 366 ii, 366 ii, 366 ii, 36? ii, 367 ii, 407 ii, 408 ii, 408 ii, 408 ii, 409 ii, 409 ii, 410 ii, 457 ii, 457 ii, 458 ii, 458 ii, 458 ii, 520 ii, 621 ii, 521 ii, 522 ii, 523 ii, 523 ii, 524 ii, 524 ii, 524 ii, 524 Ana lytica 1 C1Lemists.y. GOOCH (F. A.) and J. HOWLAND. Iodometzic Estimation of Telluric NOYES (W. A,) and E. D. FBOHMAN. Yoiumetiic Estimation of Phos- JAKNASCH (P.) and J. LOCSE. Analysis of Apatite in a Laminated GOOCH (F. A.) and 11.P. MOSELEY. Detection and Estimation of small Acid . . . . . . . . . . . . . ii, 30 phorus in Steel . . . . . . . . . . . ii, 30 Graphite from Ceylon . . . . . . . . . ii, 31 quantities of Arsenic in Copper . . . . . . . . ii, 31CONTENTS. XXV PAGE CHRISTOMANOS (A.) . Appatatus for the Estimation of Carbonic An- hydride . . . . . . . . . . . . KRATSCHMER (F.) and E. WIEXER. Estimation of Carbonic Anhydride in the Air . . . . . . . . . . . . SCHIFP (H.). Indirect metliods of Analysis . . . . . . BOVBOLETTI (A.). Avoidance of error in Hydrotometric Analysis . . BODTKER (E.). Estimation of Chlorine in Urine . . . . . MEINEgE (C.). Sodium Thiosulphate for Standardising Iodine 8olU- tions . . . . . . . . . . . . . JOHNSON (P.). Estimation of Sulphur in Pyrites . .. . . BIJJWID (0.). Tndole as a Test for Nitrites . . . . . . ASLANOGLOU (P. I;.). Estimation of Carbonates and Caustic Alkalia in Mixtures . . . . . . . . . . . . SEPLER (C. A.). Estimation of Carbonates and Caustic Alkalis in Mix- t u r e s . . . . . . . . . . . . . SCHOTTLANDEB (P.) . Triamnoniulu Orthophosphate and the Detection NEUNANN ((3.). Eatimatiun oi the Heavy Metals by !l?itration with Sodium Sulphide . . . . . . . . . . KUTUSOW (L.). Colorimetric Estiination of Picric Acid in its Compounds with Orgunic Bases . . . . . . . . . . SCHIFF (R.) aiid N. P. TARUQI. Thioacetic acid as a Substitute for Hydrogen Sulphide in Qualitative Analysis . . . . . HUNDEsHAakN (F.). Applications of Alkalimetry and Acidimetry . , BENEDIICT (R.) and H. ZIKEG. Estimation of small Quantities of Chlo- rineinFttts .. . . . . . . . . . ZAY (C. E.). Estimation of Organic Nitrogen by Stock’s Method . . MONNIEB (D.) atld H, A~JRIOL. Volumetric Estimation of Nitric acid , SESTINI (F.) . Genuineneas of Basic Slag . . . . . . . KOCH (H.). Estimation of Uiirboii in Steel . . . . . . ETK (J. VAN). . HELLICH (A.). Assay of Nitre . . . . . . . . FRAN~OIS. Estimation of Mercury in Presence of Iodine . . . . RIGGS (B. B.). Qualitative Separation of Chromium froin Iron and Aluminhn . , . . . . . . . . . . ULLXANN (C.). Apparatus for the Assay of Pyrolusite by Bunsen’s Process . . . . . . . . . . . . ROBERTS (Miss C. B.). Standardising Potassium Pernianganate . . RIPPER (M.). Estimation of Iron in the Ash of Vegetable or Animal Matter . , . . .. . . . . . . VORTMASN ((3.). Electrolytic Separation of Iron and Cobalt from Zinc . JAx~ascrr (P.). Separation of Arsenic, Tin, or Antimony from Lend, Copper, Silver, Cobalt, Nickel, &c, . . . . . . . ZEGA (A.). Action of Organic Matters on Potassium Permanganate . RICHE (A) and G. HALPHEN. Analysis of Petroleums , . . . KLIMONT (J.). Assay of Ethereal Oils . . . . . . . ASHBY (A.). Detection of Methylnted Spirits in Tincturea, &c. . . GRUNHUT (L.). Qravimetric Estimation of Sugar by means of Alkaline Copper Solutions . . . . . . . , . , GAUD (F.). Gravimetric Estimation of Glucose . . . . . ALLEIN and F. GAUD. Modifhation of the Copper Test for Glucosc . KARCZ (M.). Estimation of Crptallisable Sugar in Raw Sugars . . AMTHOR (K.). Estimation of Cane Sugar ih Beer Wort .. . . FILSISGER (I?.). Estimation of Starch in Compressed Yeast . . . SCHULZE (E.). Estimation of Carbohydrates . . . . . . KRWGER (M.). Separation of Uric acid, Adenine, and Hypoxanthine . KRWGER (31.) and C. WULFF. Sstimation of Xanthine-like Substances in Urine . . . . . . . . . . . . SCHAFFER (If.). Estimation of Acidity in Milk . . . . . TIYPE (H.). Soxhlet’s Aeronietric Estirnntion af Fat in Milk. of Manganese . . . . . . . . . . Sodium Cobalt Nitrite as a Reagent for Potasaium . 2-3 ii, 31 ii, 32 ii, 38 ii, 32 ii, 62 ii, 63 ii, 63 i j , 63 ii, 63 ii, 6-4 ii, 64 ii, 64 ii, 64 iit 84 ii, 84 ii, 85 ii, 86 ii, 86 ii, 86 ii, 8G ii, 87 ii, 87 ii, 87 ii, 88 ii, 88 ii, 88 ii, 89 ii, 89 ii, 89 ii, 90 ii, 90 ii, 91 ii, 91 ii, 91 ii, 92 ii, 92 ii, 93 ii, 93 ii: 93 ii, 94 ii, 94 ii, 94 ii, 94 ii, 95XXVi CONTENTS, BEVAN (E.J.). Loss of Tots1 Solids in Milk on Keeping . . . CANTONI (L.) and L. CARCANO. Periodic Estimation of Volatile Fatty Acids in the Butter produced during a Year . . . . . BUNTE (C.). Modification of the Reichert-Meissl Butter Process . . SCHUZZE (E.). Estimation of Lecithin in Plants . . . . . HENRIQUES (R.). Analgsis of India-rubber Wares . . . . . MORSE (H. N.) and T. L. BLALOCK. Instruments for the Graduation and Calibration of Volumetric Apparatus . . . . . . , BEEREND (R.). Electrometric Analysis . . . . . . . REINITZER (B.). Notes on Volumetric Analyses . . . . . TREY (H.). Sensitiveness of Zone Reactions and their Use in Testing for Acids . . . . . . . . . . . . LENOBLE (E.). Correction in the Determination of the Titre of a Liquid holding a Precipitate in Suspension : Application to Saccharimetry .ULZER (F.) and A. FRIEDREICH. Estimation of Chlorine in Commercial Iodine . . . . . . . . . . . . JOLLIES (A.). Detection of Iodine in Urine . . . . . . KONINCK (L. L. de) and E. NIHOUL. . MABERP ((7. F.). Estimation of Sulphur in Volatile Organic Com- pounds . . . . . . . . . . . . FRESENIUS (R.). Detection of Traces of Metallic Sulphides in Precipi- tated Sulphur . . . . . . . . . . . WINDISCH (W.). Volumetric Estiination of Sulpliuric acid . . , HASELHOFP (E.). Estimation of Nitrogen in Guano . . . . BARBERA (A. G.). New Mercury Ureometer . . . . . . QLASER (F.). Estimation of Phosphoric acid by the Citric acid Process . WRAYPELMEYER (E.).EstimatiLn of the Value of Phosphates insoluble in Water . . . . . . . . . . . . JENSCH (E.). Analysis of Zinc Ores . . . . . . . THOMALEN (H.). Rudorfl's Process of Electrolysis . . . . . OETTEL (F.). Electrolytic Estimation of Copper in Ammoniacal Solution . . . . . . , . . . . . VITALI (D.). Indirect Volumetric Analyses by means of Sulphurous m i d . . . . . . . . . . . . . EDWARDS (V.). Estimation of Iron and Aluminium in Phosphates . DROWN (T. N.) and G. 17. ELDRIDGE. . FABRR (C.), GARRIQOU, and SURRE. Estimation of Alcohol in so-called Essential Oils . . . . . . . . . . . MULLEB (J. A.). Estimation of Mannitol by the Optical Method . . NIHOUL (E.). Estimation of Sugar by.l?ehling's Solucim . . . GAUD (F.). Estimation of Glucose by means uf Alkalinc Copper Solutions .. . . . . . . . . . . HEINEBUCH (A ). Analysis of Urine . . . . . . . BORNTBAEOER (A.). Influence G f Normal or Basic Lead Acetate on Invert S u gar . . . . . . . . . . . MUNSCHE (A,). Estimation of Starch by Alcoholic Fermentation . . COUNCLER (C.). New Process for Estimating Furfuraldehyde and Yen- tosans . . . . . . . . . . . . GOUDOIN (J.). Estiination of Thiocyanic acid . . . . . WEIBULL (M.). Analysis of Milk . . . . . . . . KILLIKQ (C.). Testing Butter for Poreign Fats . . . . . HALPIIEN (CT.). Analysis of Lard . . . . . . . . FILSIXQER (F.). Bnaljsis of Linseed Oil . . . . . . MORPURQO (G.). Analysis of Castor Oil . . . . . . . MAUPY (L.). Detection of Castor Oil in Copaiba Balsam and in Croton Oil . . . . . . . . . . . . SCHAFFER iM.). Application of Gas Analysis to Cheese Making .. LENZ (WILHELM). 1)ifficulty in the Detection of Chlorine in Methylene B l u e . . . . . . . . . . . . . Estimation of Organic Sulphur Volatility of Stannic Chloride SETDA and WOP. Detection of Margarine in Butter . . . PAQE ii, 95 ii, 95 ii, 95 ii, 06 ii, 96 ii, 134 ii, 134 ii, 134 ii, 135 ii, 13s ii, 136 ii, 136 ii, 136 ii, 133 ii, 137 ii, 187 ii, 138 ii, 138 ii, 138 ii, 139 ii, 139 ii, 139 ii, 139 ii, 140 ii, 140 ii, 140 ii, 141 ii, 141 ii, 142 ii, 143 ii, 143 ii, 143 ii, 144 ii, 1& ii, 144! ii, 145 ii, 145 ii, 145 ii, 146 ii, 147 ii, 147 ii, 147 ii, 148 ii, 182COSTEKTS. xxvii L E S C ~ E ~ R (HENRI). Chlorine in the Gastric Secretion . . . . (XANTTER (FB.). Gasometric Method of Estimating Nitrogen in Nitrates.KILQORE (B. W.). Estimation of Phosphoric acid by titrating the Yellow Precipitate . . . , . . . . . . . . SEGALLE (R.). Volumetric Estimation of Phosphoric wid . . . EDWARDES (VINCEST). Estimation of Soluble Phosphate . . . KOKISGH (LEONARDE). Estimation of Arsenic andsulphur. . . CLENNELL (J. E.). Estimation of Alkali Hydroxides and Carbonates in the presence of Alkali Cyanides . . . . . . . . CHIKASHIGI~ (NASUMI). Deroniposition of Sulphates by Ammonium Chloride . . . . . . . . . . . . ARCHBnTr (LEONARD). Analysis of Sodium Peroxide . . . . STONE (WIKTHROP E.) and P. C. SCHE~CH. Estimation of Calcium Oxide in Quicklime . . . . . . . . . . WARREX (HEX’RY N.). Analysis of Zinc and Copper Alloys . . . KELLER (HARRY F.). Analpis of American Refined Copper . .. JEDERMAPFN (ROBERT). Examination of Rose Oil for Geranium Oil . BORNTILAGER (ARTHUR). Procedure in Fehling’s Titration . . . K ~ N I G (JOBEF) and W. EARSCH. Ratio of d-Glucose toLevulose in Sweet Wines and Honey. . STOXE ( WINTHROP E.). Comparison of Methods for the Estimation of Starch. . . . . . . . . . . . . AITKEN (A. P.). Estimation of Woody Fibre in Foddera. . . . LIVERSEEQE (JOHN F.). Bell’s Analyses of Genuine Milk . . . EPANS (TEOMAS) and T. E. BEACH. The Twitchell Metiod for Estimnt- ing Rosin in Soap . . . . . . . . . . ARCHBVTT (LEONARD). Gladding’s Process for Xstimating Resin in S o a p . . . . . . . . . . . . . GONNERYASN (MAX). Estimation of Glycocine . . . . . VANINO (LirDwIB). Tables for the Estimation of Urea by Riegler’s Method . . . . . .. . . . . CLARENCY (A.). Optical Method for Estimating Albumin and Uric Acid in Urine . . . . . . . . . . . . HENRIQUES (ROBERT). Analysis of India-rubber . . . . . WEBER (CARLO.). Analpisof Rubber Goods. . . . . . LOHNSTEIN (THEODOR). Densimetric Estimation of Proteiid . . . SCHULZE (ERNST). Analysis of Seeds . . . . . . . KIPPENGER (CARL). Simple Apparatus for Gas Analysis . . . LUNGE (GEORGE). Litmus and Methyl-orange as Indicators . . . RAIKOW (P. N.). Detection and Estimation of Chlorine in Presence of Iodine . . . . . . . . . . . . (XERLACH and SWTERX. Estimation of Kitrogen in Feeding Stuffs by Kjeldahl’s Procsss . . . . . . . . . . STANOJEWITSCH (DUSCHAN). Estimation of Nitrogen in Nitrocellulose . NEUBAVER (HUGO). Estimation of Nitrogen and Phosphoric acid . .WAGNER (PAUL). Estimation of Citrate-soluble Phosphoric acid in Basic Slag and Mineral Phosphates . . . . , . . . BLASEB (CHARLES). Kalman and Meissel’s Process for the Volumetric Estimation of Phosphoric acid in Superphosphates . . . . EDINGER (ALBERT). Estimation of Siilyhur and of Chlorine with Sodium Peroxide . . . . . . . . . . SP~;’LLEE (Jos.) and 5. EALMAN. Estimation of Sulphur in Pig Iron and &eel . . . . . . . . . . . . . SCITWEITZER (H.) mid E. LUNGWITZ. New Process for Estiuiating Potassium . . . . . . . . . . . . TBUBERT (ALBERT). Eetimation of Calcium and Magnesium Carbonates in Soils, Ashes, &c. . . . . . . . . . . RAIKOW (P. N.). Separation of Copper from Cadmium, Zinc, and Kickel HESS (W,). Estimation of Iron and Aluminium in Phosphates .. Use of this Ratio for Detecting Adulteration KUHN (hf.). The Keeping of Milk for Analysis . . . . PAGE ii, 182 ii, 183 ii, 183 ii, 184 ii, 184 ii, 184 ii, 155 ii, 185 ii, 185 ii, 186 ii, 186 ii, 186 ii, 18’7 ii, 187 ii, 188 ii, 189 ii, 189 ii, 189 ii, 189 ii, 190 ii, 190 ii, 190 ii, 190 ii, 190 ii, 191 ii, 191 ii: 192 ii, 192 ii, 242 ii, 242 ii, 242 ii, 243 ii, 243 ii, 243 ii, 243 ii, 244 ii, 244 ii, 244 ii, 245 ii, 245 ii, 246 ii, 246xxviii CONTENTS. JEAN (FERDINAND). Estimation of Iron and Aluminium in Phosphates VILLIERS (A.). Qualitative Separation of Nickel and Cobalt . . . WEIBULL (5fATs). Analysis of Sour Milk . . . . . . NEQRI ((3. DE) and GUIDO FABRIS. Oils . . . . . . LUNGE (GEOBQ). Universal Gas Volumeter . . . , . . RODLANDER (GUIDO). The Gasgravimeter . .. . . . BORNTRAGER (ARTHUR). Potassium Hydrogen Tartrate as material for Standardising Alkalis . . . . . . . . . . WENSE (WILRELY). Estimation of Bromine in Presence of Chlorine . HUYSSE (A. C.). Colorimetric Estimat,ion of hydrogen sulphide . . WRITEHEAD (CABELL). Estimation of Tellurium in Copper Bullion . DEL~PINE ( ~ ~ A B C E L ) . Kjeldahl's Method and Platinocblorides . . KALMANX (WILRELN) and I(. &fEISSELs. Volumetric Estimation of the Soluble Phosphoric acid in Superphosphates . . . . . SCHEIDIKQ (Fa.). Analytical Communications . . . . . LUNGE (GEORG). Estimation of Sulphur in Pyrites. . . . . SHIMER (PORTER W.) Estimation of Zinc . . . , . . SCRNEIDER (LEOPOLD). Chemical Investigation of Steel . . . . HANDY (JAMES 0.). Bariiim Hydroxide Solution in Steel Analysis.. SACHSSE (ROBERT) and ARTHUR BECKEB. Estiination of Free Ferric Oxids in Soil . . . , . . . . . . . MCELROP (I<. P.) . . CAMPBELL (EDWARD D.) and W. H. ANDREWB. Separation of Nickel from Iron . . , . . . . . . . . . CLARK (EDVEND). Estimation of Chromium in Chrome Ore. . . OEHMICHEN (RICHARD). Assay of Alloys containing Gold, Silver, Zinc and Tin . . . . . . . . . . . . BACHMAN (IRVING a.) . Improved Methods of Water Analysis . . POWER (FREDERICK B.) and CLEMENS KLEBER. Composition of Anieri- HERZIGC (JOBEF) and HANS XEYER. Detection and Estimation of Alkyl- grouus attached to Nitrogen . . . . . . . . BORXTR~EGER (ARTHUR). Influence of the Lead Acetates on t,he Esti- inntion of Invert Sugar . . . . . . . . . WEBER (H. A) and WxLLIAir BfcPHERsoN.Estimation of Cane sugm in the presence of Commercial Glucose . . . . . . WEBER (8. A) and WILLIAN MCPHERSON. Action of Acetic and Hydrc- chloric acids on Cane sugar . . . . . . . . BERG (ARMAND). Reaction of Hydroxy-carboxylic acids . . . . BARTHE (LEONCE). Estimation of Salicylic acid and Salicylates . . THORNER (WILHELM). Gaseous Producte in Milk . . . . . FERNANDEZ-KHUG cP.) and WILHEZM HAMPE. New Process for Esti- mating Fat in Milk . . . . . . . . . . BOETTINGER (CARL). Estimation of Fat in Milk . . . . . STEIN (V.). Effect on Butter of Feeding with Sesame and Cotton Cakes. . . . . . . . . . . . QUINQUAD (CH. EUG~NE). Ureain the Blood . . . . . DOUMER (EMMANUEL) and E. DERAUX. Solubility of Quinine i n Alkalis. EAXTLLOT (ERNEST). Detection of Colchicinc.. . . . . DASTRE (A). Fibrinolysis . . . . . . . . . LQHXSTEIN (THEODOR). Densimetric EPtimation of Albnmen . . . WARREN (HENRY N.). Nitrocellulose Filters . . . . . . BOORSMA (P. A.). Some Indicators . . . . . . . ZULKOWSKI (KARL) and ENIZICO PODA. New Process for Drying Hygro- scopic Substances . . . . . . . . . . JANNASCH (PAUL) and P. WEINGARTEN. Estimation of Water in Sili- catee . . . . . . . . . . . . . WALKER (JAlrrEs) and JANES HENDEREON. Estinlation of Halogens in Organic Compounds . . . . . . . . . . LOHMANN (P.). Estimation of Chlorine in Wool Grease . . . . Estimation of Iron and Aluminium in Phosphates can Peppermint Oil . . . . . . . PABZ ii, 246 ii, 247 ii, 247 ii, 247 ji, 287 ii, 287 ii, 289 ii, 289 ii, 289 ii, 289 ii, 290 ii, 290 ii, 290 ii, 291 ii, 291 ii, 292 ii, 292 ii, 293 ii, 293 ii, 293 ii, 294 ii, 295 ii, 298 ii, 295 ii, 296 ii, 296 ii, 296 ii, 297 ii, 297 ii, 297 ii, 298 ii, 208 ii, 299 ii, 299 ii, 299 ii, 299 ii, 300 ii, 300 ii, 300 ii, 325 ii, 326 ii, 325 ii, 325 ii, 326 ii, 326CONTEXTS. xxix BEXEDIPT (RUDOLPH).Estiiiiation of Chlorine in Wool Grease . . KNOBLOCH (J.). New Volumetric Yethode . . . . . . MOREIGNE (HENRI). Estimation of Sulphur in Urine . . . . MOREIGNE (HENRI). Estimation of total Nitrogen in Urine . . . BA-FRAC (PIERRE 11.). Estimation of Total Nitrogen in Urine . . GAHRIGCES (W. E.). The Gunning Method for the Estimation of Bitrogen in Fertilisers . . . . . . . . . XEUP (GEORGE T.). Estimationof Xitrous Oxide . . . . . LTCHENHEIM. Estimation of Phosphorus in Coal and Coke .. . BBNAZET (P.). Estimation of Phosphorus in Iron . . . . . LANGER ( JULI~S). Volumetric Estimation of Officinal Phosphoric acid . GL~CXSXAXX (CARL). Volumetric Estimation of OEdnal Phosphoric acid . . . . . . . . . . . . KILGORE (B. W.): Estiinltt,ion of Phosphoric acid by the Molybdate Process . . . . . . . . . . . . BARILLOT (ERNEST). Estimation of Arsenic in Organic Matter . . TOERSTER (FRITZ). Estinintion of Carbon in Iron . . . . . JAHNASCH (PAUL). Decomposit.ion of Silicates by Pure Lead Carbonate . DENIG~S (GEORQES). The Hyclrobromic acid Test for Copper . . . SECBERT (KARL) and WILLIAX POLLARD. Aciclimetric Estimation of Molybdic acid . . . . . . . . . . . JANKASCH (PAVL) and A. ROTTOEN. Quantitative Heparation of Metals in Alkaline Solution with Hydrogen Peroxide .. . . . JAXNASCH (PAUL) and E. v. CLOEDT. Separation of Bismuth, Lead, and Nanganese from 3fercury by means of Hydrogen Peroxide . . COUV~E (J. J.). Paradiazobenzenesulphonic acid as a Reagent in Water Annljeis . . . . . . . . . . . . DENIG~S (GEOEGES). Estimation of Thiophen in Benzene . . . BASSET (HEKRY). Anthracene Testing . . . . . . . SCHIXMEL and Co. Quantitative Testing qf Ethereal Oils . . . IJ!KTON ( L A ~ R A A.). Technical Analjsis of Asphdt . . . . ~ ~ U L L B R (JOSEPH A). EEtimation of alannitol in Wines . . . JAWOROWSKI (A). Detection of Glucose . . . . . . MAYN (F.) and BERXHARD TOLLENS. Estimation of Glycuronic acid by its yield of Furfuraldehyde . . . , . . . . GERARD (AIMS). Estimation of Tannina . .. . . . . HOLDE (D.). Sunflower Oil . . . . . . . . . BAITANDIER (J. A.). Reactions of Chelidonine with Phenols. . . GLASENAP (H. W.). Decomposition and Detection of Cocai’ne in the Body in Cases of Poisoning . . . . . . . . JOLLES (ADOLF). Detection of Bile Pigment in Urine . . . . BOOT (J. (3.). Appar:itus for the Rapid Calibration of Measuring Vessels PERUAN (EDQAR I?.) and W. JOHN. . WALKER (JAMES) and JAMES HENDERSON. Carius-Volhard Estimation of Halogens . . . . . . . . . . . COLLAN (Uxo). Estimation of Sulphurous and Sulphuric aoicls in the Products of the Combustion of Cod-gas . . . . . . WARREN (HEXRY X.). Detection and Estiination of Selenium in Meteoric Iron . . . . . . . . . . . . . LIECHTI (PACL). Apparatus for Measuring out small drops of Mercury for Kjeldohl’s Process .. . . . . . . . . PFRIFFER (THEODOR) and H. TH~RMANN. Estimation of Nitric Ritrogen in Presence of Organic Nitrogen . . . . . . . . EDWARDS ( V ISCEKT). Practical working of Pelouze’s PIaocess . . SCRIFF (ROBERT). Preparation of Ttiioacetic acid and its Application in Cliemico-legal Investigations . . . . . . . . GASSELIN .( V.). Analysis of Organic Coinpounds containing Boron and Fluorine . . . . . . . . . . . . RICXARDS (THEODORE W.) and HARRY G. PARKER. The Inclusion of Barium Chioride by Barium Sulphate . . . . . . Standardising Acid SolutionR . PAGE ii, 326 ii, 326 ii, 327 ii, 327 ii, 327 ii, 328 ii, 328 ii, 328 ii, 328 ii, 329 ii, 329 ii, 329 ji, 329 ii, 330 ii, 330 ii, 330 ii, 331 ii, 331 ii, 332 ii, 332 ii, 332 ii, 332 ii, 333 ii, 333 ii, 334 ii, 334 ii, 335 ii, 335 ii, 335 ii, 336 ii, 336 ii, 336 ii, 368 ii, 368 ii, 368 ii, 368 ii, 369 ii, 369 ii, 369 ii, 370 ii, 370 ii, 370 ii, 370xxx CONTENTS.BARTHE (L~oNcE). T‘olumetric Estimation of Zinc . . . . . CUSHMAN (ALLERTON S.). Separation of Copper fro111 Cadmium . . BRUNCK (OTTO). Estimation of Antiinony as Tetroside . . . . DEXIG~S (GEORGES). Estimation of Tliioplien in Benzene . . . THOMSON (ROBERT T.) . Preservative Value of Formalcleliyde and its Detection in Milk . . . . . . . . . . KR~GER (MARTIN). Precipitation of Uric: acid anci Ynntliine Derivatives NAHM (A. N.). New Method of Estimating Fat in Milk . . . . MILONE (UGO). Modification of Tollens Put Estrwtion Apparatus . MORNER (CABL T.). Biitter . . . . . . . . . BREMER (HE~MANN).Iodine Absorption. . . , . . . SCHATTEKFROE (ABTHUE). Pumpkin Oil. . . . . . . LAJIAL. New Test for Morphine . . . . . . . . DATOLL (DAVID L., Jun.). Fallacies of Post Mgrten, Tests for Morphine . . . . . . . . . . . . BECKXANPF (EREST 0.). Estiniation of Gelatin and Albumin in the Presence of Peptone . . . . . . . . . . BOQMOLOW. Application of Dyes to the Recognition and Distinction of Diverse Prote’ids . , . . . . . . . . GANTTER (FRIEDRICH). Medico-legal Detection of Blood Stains . . DOBRIXER (P.). Source of Error in Allinlimetry . . . . . AUTENRIETH (WILHELN). Luteol: A Ncm Indicator . . . . PHrLrrs (A.). Modification of Soxhlet’s Extraction dpparatus . . K~STER (FRITZ W.). Estiniation of Halogens by Carius’ Method: Ap- plication of Volhard’s Modification .. . . . . . GLADDIKQ (THOMAS S.). Estimation of Sulphur in Pyrites . . . CAMPREDOK (LOUIS). Estimation of Sulpbur in Iron and Steel . . HEUSLER (FRIEDRICH). Estimatiog of Sulphur in Petroleum. . . 8lrIvER (F. S.). Standardising Sulphuric Acid. . . . . . LUNGE (GEORG). Assay of Fuming Sulpliuric Acid. . . . . PasQuALr (ADALBERTO). Chemical end Toxicological Properties of H ydroxvlamine . . . . . . . . . . . NOYSE’ (WILLIAM A ) and J. S. ROYSE. Volumetric Estimation of Phosphorus in Steel and Cast Iron . . . . . . . J~PTPFER (HANS v.\. Estimation of Phosphoric Acid by means of Aintnoninm Molybdate . . . . . . . . . ROODE (Rz-DOLF DE). Estimation of Phosphoric acid by the Molybdic acid-:nagnesis Process . . . . . . . . . . PEMBERTO~ (H.). Estimation of Phosphoric acid .. . . . TABUGI (N.). Preparation of Thioacetic acid and its Use in Tosicolop . PBIEDHEIM (CARL) and PAUL MICHAELIS. Separation of Arsenic from other Elements by means of Methylic Alcohol and Hydrogen Chloride . . . . . . . . . . . . MCMILLIN (WALTER G.). Two new Colorimeters for Carbon Estima- tions . . . . . . . . . . . . HOBWE (W: D.). Analpis of Bone-black. . . . . . . BREDT (JULIUS) and WILHELM POSTH. Absorption Apparatus for Elementary Analysis . . . . . . . . . . ROODE (RUDOLF DE). Estimation of Potash in Kainite . . . . CARBIGVES (W. E.). Estimation of Potash in Manures . . . . HUGOUXEWQ (L.), Estimation of Potassium Sulphate in Wine . . LIEEBABQER (C. E.). Reaction between Zinc 8ulphate and Potassium Hydroxide . . . . . . . . . . . . LESCCEUR (HENRI).Volumetric Estimation of Metals . . . . EBEICHGAUER (AKDREAS). Estimation of Lend . . . . . JANNASCH (PAVL) and H. EAJIJIEHER. Quantitative Analpis of Galena. DULIPF (R. S.). Wet Copper Assay . . . . . . . . ENGELS (CARL). Quantitative Separation of Metals in Alkaline Solution by HFdrogen Peroxide . . . . . . . . GROGER (MAX). Electrolytic Estimation of Manganese . PAGE ii, 371 ii, 371 ii, 372 ii, 37% ii, 373 ii, 373 ii, 373 ii, 374 ii, 374 ii, 374 ii, 374 ii, 375 ii, 375 ii, 375 ii, 376 ii, 376 ii, 410 ii, 411 ii, 411 ii, 411 ii, 411 ii, 411. ii, 412 ii, 413 ii, 413 ii, 413 ii, 414 ii, 414 ii, 414 ii, 415 ii, 415 ii, 415 ii, 416 ii, 416 ii, 417 ii, 417 ii, 417 ii, 418 ii, 418 ii, 418 ii, 418 ii, 418 ii, 419 ii, 419 ii, 419COXTENT S. xxxi THOMAS (W. S.).Estimation of Manganese . . . . . . JUPTNER (HANS v.). Estimation of Iron in Ores, Slrtgs, &c. . . . MIXER (C. T.) and H. W. DUBOIS. The Zimmermanii-Reinhatrdt Method for Estimating Iron in Iron Ores . . . . . . . BAMBER (H. K.). Analysis of Steel. . . . . . . . LAPICQUE (LOUIS). Est‘imation of Iron in Urine . . . . . CAMPBELT, (EDWARD D.) and W. H. ANDBEWS. Estimation of Nickel in Kickel-eteel. . . . . . . . . . . . JAXNASCH (PAUL), ED. ROSE, and R. XIEDERHOFHEIM. Separation of Metals with a Current of Carbonic Anhjdride containing Bro- mine . . . . . . . . . . . . . JANXASCH (PAEL) and H. KAXJZERER. Separation of Met& in Alkaline Soliition by means of Hydrogen Peroxide . . . . . . HEESLER (FRIEDRICH) and Jos. HERDE. Estiiiiation of Paraffin in Crude Bn thracene .. . . . . . . . . . . SCHKEIDER (EDWARD A). Detection of Potassium Cyanate in Potassium CFanide , . . . . . . . . . . . RVIZilND (L.) . Discrimination between Lactose and Glucose in Adulterated Peptones . . . . . . . . . . BLYTH (ALEXANDLR WYXTER). Identification and Estimation of Carbo- hydrates in Milk. . . . . . . . . . . BAU (A.). MelitrioPe (Raffinose) and its Estimation . . . . HIBBAED (P. I,.). Estimation of Starch . . . . . . . RICHMOND (EL DROOP) and L. KIDGELL BOSELEY. Detection of Foruialin . . . . . . . . . . . . WELBEL (B.) and S. ZEISEL. Estiniation of Furfuraldehjde in Pentoses and Pentosans . . . . . . . . . . . SPICA (NATTEO). Detection of Salicylic Acid in TVineu . . . . RICHMOND (H. DROOP). Maurnen6’s Test for Oils . . . . . HEHNER (OTTO) and CHABLEY A.~IITCHELL. Sew Thermal Method for Examining Oils . . . . . . . . . . . HEHNER (OTTO). Grarimetric Estimation of Bromine Absorption of F a t s . . . . . . . . . . . . . EPHRAIM (JIJLIVS). Hubl’s IodineMethod . . . . . . SCHJERXIXG (N. C. HESRIK). The Amorphous Nitrogenous Organic Compounds in Beer Wort . . . . . . . . . GOOCH (FRAKK A.) and CHARLOTTE FAIBBAPJKS. Estimation of Halo- gens in Xistures of their Siher Salts . . . . . . JANNASCH (YAITL) and A. ROTTOEN. Estimation of Fluorine . . . GOOCH (FRANC A.) and I. K. PHELPS. Precipitation and Grarimetric Estimation of Carbonic dnliydride . . . . . . , Goocrr (FRAPJK) and C. F. CLEYONS. Estimation of Selenious Acid by Means of Potassiuin Perinanganate . . . . . . . YATUREL (G.). Estiination of the Manurial Value of Phosphates .. KREIDER (D. ALBERT). Use of Potassium Perchlorate for the Estima- tion of Potassium . . . . . . . . . . BAUBIGNY (HENRI). Analytical Characters of a 3Iixture of Salts of Barium, Strontium, and Calcium . . . . . . . JAWNASCR (PAUL) and F. SCHIIITT. Separation of Metals in a Cnrrent FRESENITJS (HEINRICH) nncl A. SCHATTENFBOH. Detection and Estima- tion of Metals in Fatty OiIs . . . . . . . . JONES (HARRY C.). Estimation of Formic acid by Potassium Peiluan- ganate . . . . . . . . . . . . HALENKE (A.) and W. MOSLINGEB. Analysis OE Must and Wine , . ROESLER (LEOEHARD). Analjees of Austro-Hungarian Sweet Wines . KIPPENBERQER (CAEL). Examination of Decomposed Human Remains for Alkaloi’ds and Glucosides . . . . . . TEN-NILLE ( GEOBQE F.).The Phosphomoljbdic acid Test in Lari Analpis . . . . . . . . . . . . of Hydrogen Chloride . . . . . . . . PAGE ii, 4.20 ii, 420 ii, 420 ii, 420 ii, 421 ii, 421 ii, 422 ii, 423 ii, 423 ii, 424 ii, 424 ii, 425 ii, 425 ii, 436 ii, 426 ii, 426 ii, 4‘26 ii, 427 ii, 427 ii, 428 ii, 4.28 ii, 428 ii, 459 ii, 4.60 ii, 460 ii, 461 ii, 461 ii, 461 ii, 461 ii, 462 ii, 463 ii, 463 ii, 463 ii, 465 ii, 465 ii, 467xxxii COSTENTS. VITALI (DIOSCOBIDE). Tests for Distinguishing Atropine from StrJch- nine . . . . . . . . . . . . SCHNEIDER (JOSEF). Estimation of Indigotin. . . . . . DUTTO. Estimation of Peptones . . . . . . . . BOCK (OSCAR). Valve Pipette . . . . . . I . MEINEKE (C.). Potassium Hydrogen Iodate in Voiumetric Analysis . ILOSVAY DE R’AGY ILOSVA (LUDWIQ). New reactions of Hjdrogen Peroxide .. . . . . . . . . . . MIERCZYXSKI (v.). Gas Volumetric Estimation of Hydrogen Chloride in the Contents of the Stomach . . . . . . . . FBESENIES (C. REMIGIUS). Detection and &timation of Clilorate in Blenching Powder . . . . . . . . . . REIS (MORITZ A. v.). Estimation of Sulphur in Iron . . . . KOKIKCK (LUCIEN L. DE). Estiuiatioii of Sulphur in Iron . . , MOHR (PAUL). Estimation of total Sulphur in Crine . . . . BOMEB (A.). . BERQER (RICHARD). Estiination of Nitric Acid . . . . . JUPTNER (HANS v.). Eggertz’s Phosphorus Test , . . . . LIEBRICH. Correct Estiniation of Phosphorus i n Iron and Steel . . HANABIANB (JOSEPH). Estimation of Phosphoric Acid with Molybdate . CARNOT (ADOLPHE). Rstimation of small quantities of Arsenic . . VANIKO (LUDWIG). Titrntion of Arsenious Acid with Permanganate . SCHNEIDER (LEOPOLD). Estiuintion of Carbon in Iron . . . . GBUKHUT (LEO). Analysis of Liquefied Carbonic Anhydride . . , BORNTRAQER (ARTHUR). Potassium Tetroxalate for Titrating Alkalis . NETOLE (M.). Estimation of Alkalinity in Raw Sugars. . , . TEOMSON (ISAAC W.). Detection and Estimation of Sodium in Lithium Salts . . . . . . . . . . . . . USLAR (CARL v.). Separation of Mercury from Metals of the Arsenic and Copper Groups . . . . . . . . . . LASNE (HEKRI). Estimation of Aluminium ir, Phosphates . . . GRIGQI (GIOACHINO). Detection of Iron in commercial Copper Sul- yhate . . . . . . . . . . . . . KNIEDER. Colorimetric Assay of Cobalt Ores . . . . . . MOORE (THOMAS). Volumetric Estimation of Nickel . . . . FEIEDirEIM (CARL) and HANS EVLER. Estiination of Mol~bdenum . FBIEDHEIM (CARL) and HANS EULEB. Irolumetric Estimation of Ddolyb- dic and Vanadic Anhydrides in the same solution . . . . FRESENIUS (C. REMIGIUS) and X. HINTZ. Estiniation of Uranium in Earths containing Phosphoric and Vanaclic Acids . . . . STEEN (OLAV). Separation of Bisinuth from Lead . . . . . WARREN (HENRY N.). Separation of Gold and Silver from Iron and S t e e l . . . . . . . . . . . . . GANTTER (FRIEDRICH). Gasometric Estimation of Glycerol . . . FOCKE ( HEBMANN). . &ELIN& (C. UULDEBSTEEDEN). Testing Urine for Acetone . . . GL~~CKSMANN (CARL). Estimation of Hydrogen Cyanide . . . B ~ R C K E B (E.). Estimation of the Volatile Acids in Wine . . . Sa~lrowssx (ERNST). Estimation of Uric acid and Xanthiue Coni- pounds in Urine . . . . . . . . . . ZEGA (ALEXANDER). Estimation in Butter of Fatty Acids Soluble in Water containing Sulphuric acid . . . . . . . ZEHENTER (JOSEF). Centrifugal Estimation of Fat in Milk . . . BECKMA” (EENST). Milk Analysis . . . . . . . KUEN (M.). Analysis of Cheese . . . . . . . . DORMEYER (C.). Estimation of Fat in Animal Organs . . . . KEEIS (HANS). Detection of Earth N u t Oil . . . . . . SCHIMMEL & Co. Essential Oils . . . . . . . . I(OSSEL (A.) and H. SCHMIED. Estimation of Urea in Urine . . . VEDR~DI (VIKTOE). Estimation of Nicotine and Ammonia in Tobacco . Kjeldahl’s Method of Estimating Nitrogen in Foods . Detection of small quantities of Sugar in Urine PAGE ii, 467 ii, 468 ii, 468 ii, 525 ii, 525 ii, 526 ii, 526 ii, 527 ii, 527 ii, 528 ii, 528 ii, 528 ii, 528 ii, 530 ii, 530 ii, 530 ii, 531 ii, 531 ii, 531 ii, 532 ii, 532 ii, 532 ii, 532 ii, 532 ii, 533 ii, 534 ii, 534 ii, 534 ii, 536 ii, 535 ii, 5RG ii, 536 ii, 536 ii, 537 ii, 537 ii, 537 ii, 538 ii, 538 ii, 538 ii, 539 ii, 539 ii, 539 ii, 539 ii, 540 ii, 540 ii, 540 ii, 541 ii, 541CONTENTS. xxxiii PAGE HILGEB (ALBERT) and A. EMINGER. Estimatioii of Theobromine iu Cocoa Nibs and Cocoa . . . . . . . . . ii, 543 CUSHMAN (ALLERTON S.). Detection arid Estimation of Strjchnine in RIEGLER (E.). Detection and Estimation of Albumin in Urine . . ii, 542 STUTZER (ALBERT). Estimation of the Nitrogenous Constit.uent,s of Meat Extract and Commercial Peptones . . . . . . . ii, 543 STUTZER (ALBERT). Analysis of Meat Extracts and Peytones . . . ii, 543 WINTER (J.). Analysis of'Gast.ric Juice . . . . . . . ii, 543 YVZENEB (H.). Estiniation of Dry Matter i l l Peat . . . . . ii, 544 Corpses . . . . . . . . . . . . ii, 542CONTENTS. xxxiii PAGE HILGEB (ALBERT) and A. EMINGER. Estimatioii of Theobromine iu Cocoa Nibs and Cocoa . . . . . . . . . ii, 543 CUSHMAN (ALLERTON S.). Detection arid Estimation of Strjchnine in RIEGLER (E.). Detection and Estimation of Albumin in Urine . . ii, 542 STUTZER (ALBERT). Estimation of the Nitrogenous Constit.uent,s of Meat Extract and Commercial Peptones . . . . . . . ii, 543 STUTZER (ALBERT). Analysis of Meat Extracts and Peytones . . . ii, 543 WINTER (J.). Analysis of'Gast.ric Juice . . . . . . . ii, 543 YVZENEB (H.). Estiniation of Dry Matter i l l Peat . . . . . ii, 544 Corpses . . . . . . . . . . . . ii, 542