A Manual of the detection of poisons by medico-chemical analysisH. Baillière, 1857 - 170 pages |
From inside the book
Results 1-5 of 34
Page 20
... filter of white paper , free from smalt ; when the quantities are large , a white linen cloth may be substituted , and the residue washed with hot water . The washings are collected in a separate vessel ; if they yield too much liquid ...
... filter of white paper , free from smalt ; when the quantities are large , a white linen cloth may be substituted , and the residue washed with hot water . The washings are collected in a separate vessel ; if they yield too much liquid ...
Page 23
... filtering it , until the whole of the sulphureted hydrogen had evaporated , and the principal object of placing the vessel at a mode- retely warm spot , was to facilitate the escape of the gas . But it has tals which might be mixed with ...
... filtering it , until the whole of the sulphureted hydrogen had evaporated , and the principal object of placing the vessel at a mode- retely warm spot , was to facilitate the escape of the gas . But it has tals which might be mixed with ...
Page 24
... filter containing the moist precipitate is spread out in a porcelain dish , and a little water poured on it ; the precipitate is then divided into a thin , homogeneous paste , by means of a feather , and ammonia added , drop by drop ...
... filter containing the moist precipitate is spread out in a porcelain dish , and a little water poured on it ; the precipitate is then divided into a thin , homogeneous paste , by means of a feather , and ammonia added , drop by drop ...
Page 27
... filter , well washed , and , finally , dissolved in dilute ammonia by 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 ...
... filter , well washed , and , finally , dissolved in dilute ammonia by 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 ...
Page 28
... filter , directly with nitric acid , etc. But since it is so easy a matter to exclude the paper of the filter , why not do it ? And since it is always advisable to test for the presence of other sulphides , insoluble in ammonia , why ...
... filter , directly with nitric acid , etc. But since it is so easy a matter to exclude the paper of the filter , why not do it ? And since it is always advisable to test for the presence of other sulphides , insoluble in ammonia , why ...
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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