THE JOURNAL OP THE CHEMICAL SOCIETY LONDON. aammiitae Df ~ublimtiflll. F. A. ABEL F.R,S. 1 E. FRANKLAND PH.D. F.R.S. WARREN DE LA RUE,PH.D.,F.R,S W.A. MILLER MUD. F.RS Qbifar HENRY WATTS B.A. F.R.S. NEW SERIES VOL.VI. (Entire Series VoL XXI.) JAOONDON VAN VOORST 1 PATER OSTER ROW. 1868. Lf)NDOX HARRISON AND SONS PRINTERS IN OHDTSART TO HER BUJESTY ST. MARTIN’S LANE. CONTENTS TO THE TWENTY-FIRST VOLUME. PAOX Report of Anniversary Meeting March 30th 1868 ...................... i Balance Sheet ...................................................... xxxri Proceedings at the Ordinary Meetings Session 1867-68 .................. xxxvii Donat,ions to the Library (1867-68) ....................................xlir On the part taken by Oxide of Iron and Alumina in the Absorptive Action of Soils. By Robert Warington Junr. ............................ 1 Laboratory of Owens College Manchester .......................... 19 On the Action of Perrnanganate of Potash on Urea Ammonia and Acetamide in strongly Alkaline Solutions. By J. Alfred Wanklyn and Arthur Gamgee ...................................................... 25 Synthesis of Caproic Acid. By J. Alfred Wanklyn and Robert Schenk. 31 On the Origin of Muscular Power. By E. Frankland F.R.S.. ........... 33 On the Artificial Production of Coumarin and Formation of its Homologues. By W. H. Perkin F.R.S ........................................ 53 Note on the Preparation of Urea. By John Williams. ................63 On the Pyrophosphoric Amides. By J. H. GtladBtone Ph.D. F.R.S.. ..... 64 Freezing of Water and Bismuth. By Alfred Tribe F.C.S. .............. 71 On the Isomeric forms of Valeric Acid By Alexander Pedler Esq. .... 74 On the Analysis of Potable Waters. By E. Frankland F.R.S. and H. E. Armstrong Esq. .............................................. 77 On a Simple P pparatus for determining the Gases incident to Water Analysis. By E. Frankland F.R.S. ...................................... 109 Reductiou of Carbonic Acid to Oxalic Acid. By Dr. E. Drechsel (Commu- nicQtecl by H. Kolbe) ............................................ 121 Analysis of the Water of the Holy Well a Medicinal Spring at Humphrey Head North Lancashire. By Thos. Ed Thorpe Dalton Scholar in the On some new Benzylic Derivatives of the Salicyl Series.By W. H. Perkin F.R.S. ........................................................ 122 On Gas Analysis. By W. J. Russell Ph.D. .......................... 128 On Chloranil. No. I. By John Stenhouse LL.D. F.R.S. &........... 141 Action of Nitric Acid on Picramic Acid. By John Stenhouse LL.D. F.R.S. &c. .................................................... 150 Note on Frankland and Armstrong’s Memoir on the Analysis of Potable Waters. By J. A. Wanklyn E. T. Chapman and Miles H. Smith. 152 On the Action of Oxidizing Agents on Organic Compounds in presen’ce of excess of Alkali. By J. Alfred Wanklyn Professor of Chemistry in the London Institution and E. Theophron Chapman .............. 161 Note on the Estimation of Nitric Acid in Potable Waters.By Ernest The oph r o n Chapman. ......................................... 172 Action of Zinc-ethyl on Nitrous and Nitric Ethers. By E. TheophronChapman and Miles H. Smith.. ............................... 174 On the Occurrence of Prismatic Arsenious Acid. By F. Claudet ........ 179 On the Hydride of Aceto-Salicyl. By W. H. Perk in F.R.B. ............ 181 On the Absorption of Vapours by Charcoal. Bg John Hunter M.A. F.C.S. Chemical Assistant Queen’s Collegc Belfast ........................ 186 Chemical Contributions. By Dr. H. Kolbe 1. On Carbanilic Ether. EyDr. Wilm and Dr. Wischin.-2. On Ethylic Sulphocyannte. By Mr. 1relan.-3. Direct Conversion of Ammonia Carbamate into Urea. By Alexander Basai*off.-4.On the Electrolvsis of Acetic Acid. Bv Acid.H. Kolbe.-5. On ~~~~thintrisulpl~onic Bp Dr. Theilknhl . , 192 iv CONTENTS. PAGE On the Constitution of Blyoxylic Acid. By M-.H. Perkin F.R.S. and B. F. Duppa F.R.S. ............................................ 197 On the Solubility of Xanthine (Uric Oxide) in dilute Hydrochloric Acid. By H. Bence Jones M.D F.R.S. .................................. 251 On Chemical Geology. By David Forbes F.R.S. &c. .................. 213 On the Manufacture of Glass. By Henry Chance M.A.. ............... 242 On the Tetraphosphoric Amides. By J. H. Gladstone Ph.D. F.R.S. .... 261 On the occurrence of Organic Appearances in Colloid Silica obtained by Dialysis. By W. Chandler Roberts Associate of the Royal School of Mines.......................................................... 274 Chemical Researches on New and Rare Cornish Minerals By A. H. Church M.A. Professor of Chemistry in the Royal Agricultural College Ciren- cester .......................................................... 276 On the Regenerative Gas Furnace as applied to the Manufacture of Cast Steel. By C. W. Siemens F.R.S. Mem. Inst. C.E. ................ 279 Some Experiments on the application of the Measurement of Gases to Quan- titative Analysis. By W. J. Russell Ph.D. ........................ 310 Rough Notes on the Formation of Nitre as observed in the North Western Provinces of India. By W. J. Palmer M.D. F.R.C.S. Surgeon Bengal Army and Additional Chemical Examiner to the Government of India..318 Researches on Vanadium. By Henry E. R os coe B.A. F.R.S. .......... 322 On the Solubility and Crystallisation of Plumbic Chloride in Water and in Water containing various percentages of Hydrochloric Acid specific gravity 1.162. By J. Carter Bell F.C.S. Associate of the Royal School of Mines ........................ ......................... 350 On the Reducing Action of Peroxide of Hydrogen apd Carbolic Acid. John Parnell.. ........................................... ..B! 356 Researches into the Chemical Constitution of Narcotine and of its Producta of Decomposition.-Part 11. By A. Matthiessen F.R.S.. Ltwhmr an Chemistry in St. Mary’s Hospital Medical School and G. 0. Poeter B.A. Professor of Physics in University College London............-. 367 The Calculus of Chemical Operations ; being a Method for the Investigtiom by means of Symbols of the Laws of the Distribution of Weight in Chemical Change.-Part I. On the Construction of Chemical Symbole. By. Sir B. C. Brodie Bart. F.R.S. fessor of Chemistry in tlm Universityof Oxford ........................................... 86V On Paraffin and the products of its Oxidation. By C. H. Uill and Ed. Meusel.. ...................................................... 4.4% On the Hydride of Butyro-salicyl and Butyric Coumaric Acid. By W. H. Perkin F.R.S. ................................................. S’lz On the Vapou-Tension of Formate of Ethyl and of Acetate of Methyl. W. Dittmar ..................................................By 477 On a New Form of Constant Battery. By Warren de la Rue and Hugo Muller.. ....................................................... 488 Researches on Di-methyl. By Wm. IF. Darling.. ...................... 496 On the Application of Chlorine Gas to the Toughening and Refining of Gold. By Francis Bowyer Miller F.C.S. Assayer in the Sydney Branch of the Royal Mint.. ................................................ 506 Nobe on the Specific Gmvity and Boiling Point of Chromyl Dichloride. I‘.E. Thorpe ................................................B! 514 Analysis of the Ashes of a diseased Orange Tree (Citrus Aurantium). T. E. Thorpe .............................................. ..By 515 Index.. ............................................................ 525