A Manual of the Detection of Poisons by Medico-chemical Analysis |
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Page 15
... flame of a common spirit lamp , in such a manner that the spot where the arsenious acid is placed may remain beyond the flame . When the charcoal is heated to redness , the open end of the tube is raised higher and higher , so that the ...
... flame of a common spirit lamp , in such a manner that the spot where the arsenious acid is placed may remain beyond the flame . When the charcoal is heated to redness , the open end of the tube is raised higher and higher , so that the ...
Page 16
... flame , a bluish white coloration of the flame will be observed where the arsenic vapor enters the flame , and the characteristic alliaceous odor is distinctly perceived on quickly approaching the tube to the nose . The successful ...
... flame , a bluish white coloration of the flame will be observed where the arsenic vapor enters the flame , and the characteristic alliaceous odor is distinctly perceived on quickly approaching the tube to the nose . The successful ...
Page 33
... flame made to strike against a dish or a saucer of glazed white 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 ...
... flame made to strike against a dish or a saucer of glazed white 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 ...
Page 35
... flame of the lamp is made smaller , so that the tube remains no longer incandescent . In conse- quence of this the flame of the escaping gas immedi- ately assumes a bluish - white color , and the above- mentioned spots are formed on ...
... flame of the lamp is made smaller , so that the tube remains no longer incandescent . In conse- quence of this the flame of the escaping gas immedi- ately assumes a bluish - white color , and the above- mentioned spots are formed on ...
Page 37
... flame of the burn- ing gas becomes colored , and spots may be obtained on 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 ...
... flame of the burn- ing gas becomes colored , and spots may be obtained on 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 ...
Other editions - View all
A Manual of the Detection of Poisons by Medico-Chemical Analysis (Classic ... Friedrich Julius Otto No preview available - 2015 |
MANUAL OF THE DETECTION OF POI Friedrich Julius 1809-1870 Otto,William 1828-1861 Elderhorst No preview available - 2016 |
Common terms and phrases
acidulated added alcohol alkaline alkaloid ammonia antimony apparatus arse arseneted hydrogen arsenic-spots arsenious acid becomes boiling carbonate of soda carbonic acid caustic potassa caustic soda Chemical Chemistry Chimie chlorate of potassa chloric acid chloride cipitate color concentrated conicine copper cyanide cyanide of potassium deposited detection of arsenic dissolved distillate drop edition excess filter filtrate flame formed Fresenius and Babo gentle heat glass hydro hydrochloric acid hydrocyanic acid hydrogen gas London mass mercury metallic arsenic method mixed mixture moistened morphine nicotine nitrate of silver nitric acid obtained odor organic matter oxalic acid oxide Paris placed poison porcelain porcelain dish portion potassium poured precipitate presence process of Marsh produced pure reaction reagents reduction reduction-tube residue retort salts soluble solution of nitrate stomach strychnine sufficient sulphate sulphide of antimony sulphide of arsenic sulphocyanide sulphureted hydrogen sulphuric acid terchloride tion Traite treated tube volatile vols washed whole yellow precipitate zinc
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