A Manual of the detection of poisons by medico-chemical analysisH. Baillière, 1857 - 170 pages |
From inside the book
Results 6-10 of 48
Page 33
... porcelain , which is held horizontally into the flame . If black spots , or only traces of black spots are deposited on the porcelain , the materials , the zinc or the sulphuric acid , are not free from arsenic , and are not fit to be ...
... porcelain , which is held horizontally into the flame . If black spots , or only traces of black spots are deposited on the porcelain , the materials , the zinc or the sulphuric acid , are not free from arsenic , and are not fit to be ...
Page 35
... porcelain when this is held into the flame ; of these spots a sufficient number is prepared to serve as material for further experiments . It is desirable to obtain , at least , a second metal- lic mirror in the reduction - tube ; but ...
... porcelain when this is held into the flame ; of these spots a sufficient number is prepared to serve as material for further experiments . It is desirable to obtain , at least , a second metal- lic mirror in the reduction - tube ; but ...
Page 37
... porcelain during the process of reduction . Spots on porcelain are very readily obtained if the amount of arseneted hydrogen is large , but it requires some nicety of management if only traces of this gas are present . The opening of ...
... porcelain during the process of reduction . Spots on porcelain are very readily obtained if the amount of arseneted hydrogen is large , but it requires some nicety of management if only traces of this gas are present . The opening of ...
Page 38
... porcelain , which , in this case , should be collected at the same time . When a sufficient number of spots has been obtained , the gas is passed , for a length of time , through the solu- tion of nitrate of silver , and thus the loss ...
... porcelain , which , in this case , should be collected at the same time . When a sufficient number of spots has been obtained , the gas is passed , for a length of time , through the solu- tion of nitrate of silver , and thus the loss ...
Page 39
... of producing brown spots on porcelain , the direct application of the extract under consideration is usually inadmissible . Nor can we , for the reasons above stated , recommend the use of the liquid which ARSENIC . 39.
... of producing brown spots on porcelain , the direct application of the extract under consideration is usually inadmissible . Nor can we , for the reasons above stated , recommend the use of the liquid which ARSENIC . 39.
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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