A Manual of the detection of poisons by medico-chemical analysisH. Baillière, 1857 - 170 pages |
From inside the book
Results 6-10 of 39
Page 47
... excess of sulphuric acid , and to apply a gentle heat ) , and the gas passed through the tube , without heating , the sulphide of antimony entirely disappears ; chloride of antimony is formed , which is very volatile in a current of ...
... excess of sulphuric acid , and to apply a gentle heat ) , and the gas passed through the tube , without heating , the sulphide of antimony entirely disappears ; chloride of antimony is formed , which is very volatile in a current of ...
Page 48
... excess of the silver - salt and free nitric acid . * On carefully adding some dilute ammonia to the filtered solution , a yellow precipitate of arsenite of silver will , therefore , bes thrown down , either immediately or after addition ...
... excess of the silver - salt and free nitric acid . * On carefully adding some dilute ammonia to the filtered solution , a yellow precipitate of arsenite of silver will , therefore , bes thrown down , either immediately or after addition ...
Page 50
... excess of acid be removed by carefully blowing on the drop . In this case , i . e . , in the case of an excess of nitric acid , some arsenic acid may have been formed , and on addition of nitrate of silver , a reddish or brownish ...
... excess of acid be removed by carefully blowing on the drop . In this case , i . e . , in the case of an excess of nitric acid , some arsenic acid may have been formed , and on addition of nitrate of silver , a reddish or brownish ...
Page 63
... excess of sulphuric acid . The pasty sa- line mass , thus produced , is carefully heated till all the nitric and nitrous acid is expelled , a point to which great attention must be paid . On cooling , the mass is stirred up with a ...
... excess of sulphuric acid . The pasty sa- line mass , thus produced , is carefully heated till all the nitric and nitrous acid is expelled , a point to which great attention must be paid . On cooling , the mass is stirred up with a ...
Page 68
... excess of sulphuric acid has to be avoided , be- cause it gives rise to the formation of sulphurous acid , which makes the distillate impure , and unfit to be tested after Marsh's method . Schneider re- commends the use of pieces of ...
... excess of sulphuric acid has to be avoided , be- cause it gives rise to the formation of sulphurous acid , which makes the distillate impure , and unfit to be tested after Marsh's method . Schneider re- commends the use of pieces of ...
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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