THE QUARTERLY JOURNAL OF THE CHEMICAL SOCIETY OF LONDON. 6IIIIImittIE of Tjab1i1:at.iDII. B. C. BRODIE P.R.S. THOMAS GRAHAM F.R.S. W.A. MILLER M.D. F.R.S. A. W. WILLIAMSON PH.D. \"-. VOL. VI. \"-. LONDON HIPPOLYTE BAILLIERE 219 REGENT STREET AND 290 BROADWAY NEW YORK U.S. PARIS J. B. BAILLIERE RUE HAUTEFEUILLE. MADRID :' BAILLY BAILLIERE CALLE DEL PRINCIPE. 1854. LONDON Printed by Schrilze arid Co. 13; Poland Stwet. CONTENTS OF THE SIXTH VOLUME. PAOE On some Compounds of Urea and on a New Method for the Determination of Chloride of Sodium and of Urea in Urine. By Justus Liebig . 1 On the mode of estimating the value of Red Prussiate of Potash. By Francis Lieshing 31 On an Improved Assay Balance.By George H. Makins . 36 On some New Compounds of Tellurethyl. By Professor Wohler 40 Description of an Apparatus for Collecting Gases over Water or Mercury. ByW. M. Williams 44 On the Law of Electrolysis. By Professor H. Buff 47 Analytical Notes. By A. B. Northcote and A. 1%.Church . 53 Proceedings at the Meetitigs of the Chemical Society 54 Notices of Papers contained in other Journals On a New Serles of Organic Bodies containing Metals By Dr. E. Frank1 nnd . 57 On Meconic Acid and its Derivatives. By Henry How . 72 On some Salts and Decomposition-Products of Pyromeconlc Acid. By James Brown 78 Researches on Chemical Affinity. First Memoir. By R. Bunsen . 82 On the Constitution of Iodide of Nitrogen. By R.Bunsen . 90 On the Solid Compound obtained by Distilling Stearic Acid with Lime. By T. H. Rowney Ph.D. F.C.S. 97 On Deposits of Soluble or Gelatinous Silica in the Lower Beds of the Chalk For- matioa. By J. T. Way 102 On a Compound Sulphate of Potash and Soda. By J. €1. Gladstone Ph.D. F.R.S. F.C.S. 106 Note on Thierschite. By J. Liebig 112 On Kyanurenic Acid. By J. Liebig . 113 Clarke Eaq. B.A. F.S.A. and 11. hletllock Esq. F.C.S . 115 On the Increase- in Weight of Molasses Casks which occasionally arises from absorption. By W. Ferguson Esq. F.C.S . 122 On some New Basic Products obtainec! by the Decotnposition of Vegetable Alka- loids. By H. How Esq. F C.S. 125 Analysis of the Waters from the Deep Wells of \T7'estbouriie Park and Russell Square and the Artesian Well of the Iianwell Lnnatic Asylum.By C. H. 1V CONTENTS. PACE Note on Siilphantimoniate of Copper and Zinc by Professor Ettling . . 140 Proceedings at the Meetings of the Chemical Society . 141 Annual General Meeting . . 147 President's Address . 150 Notices of Papers contained in other Journals On the general distribution of Iodine. By SteHenson Macadam . 166 On a new Oxide of Hydrogen and its relation to Ozone. By M. Baumert 169 On Piperidine a new Alkali derived from Piperine. By A. C ahours . . 175 Researches on the Oxygen-Radicals. By L. Chiozza . 182 On Anhydrous Organic Acids. By L. Chiozza . 184 On Sinapine. By MM.Baboand Hirschbrunn . 187 On the Amides. By C. Gerhardt .. 193 On an Improved Apparatus for the Analysis of Gases. By Dr. E. Frankland F.R.S and W. J. Ward Esq. . 197 On the use of Hydrogen in determining Vapour-Densities and on the Acidification of Alcohols by Oxygen-gas or Atmospheric Air. By Robert Railton of University College . 205 On the use of Gas as Fuel in Organic Analysis. By A. W. Hofmann Ph.D. F.R.S. . 209 On the Acetates and other Compounds of Alumina. By Walter Crum F.R.S. 217 Notices of Papers contained in other Journals Researches 011 the Quantities of Heat disengaged in Chemical and Molecular Actions. By P. A. Favreand J. T.Silbermann . 235 Researches on Didymium and its Principal Compounds. By C. M a r i g n a c . 260 Researches on the Citichona Alknloi'ds. By L. P as t e u r 273 Transformation of the two kinds of Tartaric Acid into Racemic Acid.Discovery of Inactive Tartaric Acid. New Method of separating Racemic Acid into the two Tartaric Acids Right and Left. By L. P a s t e ur . 277 On the Compounds of Glycerine with Acids and on the Yyntheais of the proximate principles of Animal Fats. By M. Be rf h e lo t 280 On Propionic Alcohol. By G. C ha n c e 1 . 287 On two New Methods for the Determination of Nitrogen in Organic and Inorganic Compounds. By Maxwell Simpson M.D. Dublin F.C.S. . 289 On Ethers intermediate between the (Enanthylic and the Methylic Ethylic and Amylic Series and on the constitution of Castor-oil Alcohol. By A. W. Wills of University College London 307 Proceedings at the Meetings of the Chemical Society . 317 Titles of Chemical Papers contained in British and Foreign Journals . 321 Index 3 73