The Chemical News and Journal of Physical Science, Volumes 27-28Griffin, Bohn and Company, 1773 |
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Página 3
... described to the cumidines already known ? Of the several purely methylic cumidines which are possible , two only are somewhat accurately known ; these are the two bases , which are derived , the one from so - called pseudocumol ...
... described to the cumidines already known ? Of the several purely methylic cumidines which are possible , two only are somewhat accurately known ; these are the two bases , which are derived , the one from so - called pseudocumol ...
Página 4
... described . Action of Isobutyric Acid on Potassium Sulphocyanate . If potassium sulphocyanate be heated with isobutyric acid ( which may now be readily obtained in a state of purity by oxidation of the isobutyric alcohol separated from ...
... described . Action of Isobutyric Acid on Potassium Sulphocyanate . If potassium sulphocyanate be heated with isobutyric acid ( which may now be readily obtained in a state of purity by oxidation of the isobutyric alcohol separated from ...
Página 12
... described in Parts 3 and 4 . BAILLIERE AND Co. , 20 , King William Street , Strand . ERNERS COLLEGE of CHEMISTRY.— BER EXPERIMENTAL MILITARY and NAVAL SCIENCES , under the direction of Professor E. V. GARDNER , F.E.S. , & c . , of the ...
... described in Parts 3 and 4 . BAILLIERE AND Co. , 20 , King William Street , Strand . ERNERS COLLEGE of CHEMISTRY.— BER EXPERIMENTAL MILITARY and NAVAL SCIENCES , under the direction of Professor E. V. GARDNER , F.E.S. , & c . , of the ...
Página 16
... described with those obtained by oxidising the sulphide with nitro - hydrochloric acid . In some laboratories both processes are used in valuing sulphur ores . The tables give the sulphur per cent on the dry sample . ( 1 ) Val - Anzasca ...
... described with those obtained by oxidising the sulphide with nitro - hydrochloric acid . In some laboratories both processes are used in valuing sulphur ores . The tables give the sulphur per cent on the dry sample . ( 1 ) Val - Anzasca ...
Página 22
... described ; and in the second part of the essay the combinations of dulcite with acids is fully detailed . Dulcite as well as mannite are hexatomic alcohols , and the combinations with acids are veritable ethers . Geology and ...
... described ; and in the second part of the essay the combinations of dulcite with acids is fully detailed . Dulcite as well as mannite are hexatomic alcohols , and the combinations with acids are veritable ethers . Geology and ...
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Palavras e frases frequentes
acetic acid action alcohol alkaline alumina ammonia analysis aniline apparatus appears applied arsenic acid Assays atoms barium baryta body boiling bromine calcium carbonic acid caustic cent chemical chemistry chemists chloric acid chloride coal colour composition compounds containing converted copper crystallisation crystals cymene decomposed decomposition deposit dilute dissolved distilled employed ether evaporation experiments filtered flask formation formed formula furnace fused glass heat hydrate hydrochloric acid hydrogen Improvements insoluble iodide iron Laboratory lime liquid magnesia manganese manufacture matter metallic method methyl mineral mixture nitrate nitric acid nitrogen observed obtained ordinary oxalic oxide oxidising oxygen paper PATENTS phosphate phosphoric acid potash potassa potassium precipitate prepared present produced pure pyrites quantity reaction Royal salt sample silicate silver Society soda sodium soluble solution substance sulphate sulphide sulphuretted hydrogen sulphuric acid temperature tion toluidine treated tube vapour washed weight yields zinc
Passagens conhecidas
Página 98 - Chemistry, Medicine, Surgery, and the Allied Sciences. A Dictionary of Chemistry and the Allied Branches of other Sciences.
Página 83 - President in the chair. After the minutes of the previous meeting had been read and confirmed, the Society proceeded to the election of officers and members of Council for the year next ensuing.
Página 230 - Stevenson, president, in the chair. The minutes of the previous meeting having been read and confirmed, Mr.
Página 6 - Others apart sat on a hill retired, In thoughts more elevate, and reasoned high Of Providence, Foreknowledge, Will, and Fate— Fixed fate, free will, foreknowledge absolute — And found no end, in wandering mazes lost.
Página 170 - By a delicate mathematical analysis, Thomson arrives at the theorem that the ''average pressure at any point of an incompressible, frictionless fluid, originally at rest, but set in motion and kept in motion by solids, moving to and fro, or whirling round in any manner, through a finite space of it," would explain the attractions just described.
Página 98 - Supplement; bringing the Record of Chemical Discovery down to the end of the year 1869 ; including also several Additions to, and Corrections of, former results which have appeared in 1870 and 1871.
Página 75 - Experiments with chlorides are recorded. It was found in all cases that the difference between the spectrum of the chloride and the spectrum of the metal was that under the same spark-conditions all the short lines were obliterated. Changing the spark-conditions, the final result was that only the very longest lines in the spectrum of the metallic vapour remained.
Página 222 - An act to amend the law for the Prevention of Adulteration of Food and Drink, and of Drugs.