A Manual of the detection of poisons by medico-chemical analysisH. Baillière, 1857 - 170 pages |
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Results 1-5 of 32
Page 14
... poured on it , and the whole well stirred for some time ; by this process the grains of arsenious acid are cleaned , and settle to the bottom of the vessel on account of their considerable density . The grains are easily recognized ...
... poured on it , and the whole well stirred for some time ; by this process the grains of arsenious acid are cleaned , and settle to the bottom of the vessel on account of their considerable density . The grains are easily recognized ...
Page 21
... poured into a spacious beaker - glass , or a flask , and a current of washed sulphureted hydrogen gas slowly passed through it ; when the liquid is perfectly satura- ted with gas , it is heated to about 140 ° -170 ° F. , which is done ...
... poured into a spacious beaker - glass , or a flask , and a current of washed sulphureted hydrogen gas slowly passed through it ; when the liquid is perfectly satura- ted with gas , it is heated to about 140 ° -170 ° F. , which is done ...
Page 24
... poured on it ; the precipitate is then divided into a thin , homogeneous paste , by means of a feather , and ammonia added , drop by drop , as long as solution takes place , or until an excess of the solvent is clearly indicated by the ...
... poured on it ; the precipitate is then divided into a thin , homogeneous paste , by means of a feather , and ammonia added , drop by drop , as long as solution takes place , or until an excess of the solvent is clearly indicated by the ...
Page 26
Friedrich Julius Otto. concentrated or , better still , fuming nitric acid is poured on the residue , in the porcelain capsule , and the acid evaporated at a gentle heat . If the residue which is now left is still of a dark color , this ...
Friedrich Julius Otto. concentrated or , better still , fuming nitric acid is poured on the residue , in the porcelain capsule , and the acid evaporated at a gentle heat . If the residue which is now left is still of a dark color , this ...
Page 27
... pouring the solvent , drop by drop , on the filter , as above described . The solution , on eva- poration in a porcelain dish , yields the pure sulphide . §14 . Fresenius recommends to effect the destruction of the organic matter of the ...
... pouring the solvent , drop by drop , on the filter , as above described . The solution , on eva- poration in a porcelain dish , yields the pure sulphide . §14 . Fresenius recommends to effect the destruction of the organic matter of the ...
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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