A Manual of the detection of poisons by medico-chemical analysisH. Baillière, 1857 - 170 pages |
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Page 27
... metallic arsenic by the process of Marsh ( see below ) . If the preparation of sulphide of arsenic is intended , for the purpose of subsequent reduction by another process , the mass is most conveniently treated . with a concentrated ...
... metallic arsenic by the process of Marsh ( see below ) . If the preparation of sulphide of arsenic is intended , for the purpose of subsequent reduction by another process , the mass is most conveniently treated . with a concentrated ...
Page 28
... metallic state , is easily recognized as such , and partly because the process of reduction can be executed in such a manner as to exclude the possibility of its being confounded with any other metal . Of the various methods 28 THE ...
... metallic state , is easily recognized as such , and partly because the process of reduction can be executed in such a manner as to exclude the possibility of its being confounded with any other metal . Of the various methods 28 THE ...
Page 29
... metallic mirrors . But the process of Fresenius and Babo surpasses that of Marsh in this respect , that it excludes the possibility of confounding arsenic with antimony . The process of Marsh does not yield the whole of the arsenic , as ...
... metallic mirrors . But the process of Fresenius and Babo surpasses that of Marsh in this respect , that it excludes the possibility of confounding arsenic with antimony . The process of Marsh does not yield the whole of the arsenic , as ...
Page 30
... metallic oxides , yields its arsenic as arsenious acid . The different kinds of apparatus which have been proposed for the execu- tion of the operation may all be replaced by the simple arrangement represented in Fig . 4 . Fig . 4 . It ...
... metallic oxides , yields its arsenic as arsenious acid . The different kinds of apparatus which have been proposed for the execu- tion of the operation may all be replaced by the simple arrangement represented in Fig . 4 . Fig . 4 . It ...
Page 33
... metallic mirror or coating is deposited in the tube beyond the heated portion , which is tested by holding the tube against a sheet of white paper , the materials may be used for our purposes , for they are either free from arsenic , or ...
... metallic mirror or coating is deposited in the tube beyond the heated portion , which is tested by holding the tube against a sheet of white paper , the materials may be used for our purposes , for they are either free from arsenic , or ...
Common terms and phrases
acetate acidulated added alcohol alkaline alkaloid ammonia analysis antimony apparatus application arseneted hydrogen arsenious acid becomes boiling brucine carbonate of potassa carbonate of soda caustic potassa caustic soda Chemical Chemistry Chimie Chimique chlorate of potassa chloric acid chloride color colorless concentrated conicine containing copper crystals cyanide cyanide of potassium deposited detection dilute dissolved distillate drop edition ethereal solution evaporation excess filter filtrate flame formed gentle heat glass hydrochloric acid hydrocyanic acid hydrogen gas insoluble liquid London mass mercury metallic method mirror mixed mixture morphine nicotine nitrate of silver nitric acid obtained odor organic matter oxalic acid oxide Paris particles phosphorus Physique placed planches poison porcelain porcelain dish portion potassium poured presence produced pure reagents reduction reduction-tube residue retort salts spots strychnine substances under examination sulphate sulphide of antimony sulphide of arsenic sulphocyanide sulphureted hydrogen sulphuric acid tion Traite treated Treatise tube veratrine volatile vols white precipitate zinc
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