A Manual of the Detection of Poisons by Medico-chemical Analysis |
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Page 10
For the purpose of legal investigations it is very convenient to keep on hand a
quantity of acid that has been purified by sulphureted hydrogen ; it is sufficiently
concentrated . [ Zinc and sulphuric acid frequently contain arsenic , sometimes in
...
For the purpose of legal investigations it is very convenient to keep on hand a
quantity of acid that has been purified by sulphureted hydrogen ; it is sufficiently
concentrated . [ Zinc and sulphuric acid frequently contain arsenic , sometimes in
...
Page 20
cut into shreds , if necessary ) , introduced into a porcelain dish , and about as
much pure concentrated hydrochloric acid added as is equal to the weight of the
dry substance contained in the mass , or a little more , and enough water to form
...
cut into shreds , if necessary ) , introduced into a porcelain dish , and about as
much pure concentrated hydrochloric acid added as is equal to the weight of the
dry substance contained in the mass , or a little more , and enough water to form
...
Page 21
In regard to this , experience has shown that , at the temperature to which the
mass is raised , when heated in a water , or vapor - bath , no perceptible quantity
of arsenic is lost , but that an evaporation of the concentrated liquid is not ...
In regard to this , experience has shown that , at the temperature to which the
mass is raised , when heated in a water , or vapor - bath , no perceptible quantity
of arsenic is lost , but that an evaporation of the concentrated liquid is not ...
Page 22
It then forms on evaporation , in the measure as the acid becomes more
concentrated ; and hence , in a case like this , it should never be omitted to
evaporate the liquid , and to treat the concentrated liquid repeatedly with
sulphureted ...
It then forms on evaporation , in the measure as the acid becomes more
concentrated ; and hence , in a case like this , it should never be omitted to
evaporate the liquid , and to treat the concentrated liquid repeatedly with
sulphureted ...
Page 23
For this purpose , the liquid is heated in a waterbath , and so much of a
concentrated solution of sulphurous acid , or sulphite of soda added that the odor
of sulphurous acid is distinctly observable ; the heat is then continued until the
odor has ...
For this purpose , the liquid is heated in a waterbath , and so much of a
concentrated solution of sulphurous acid , or sulphite of soda added that the odor
of sulphurous acid is distinctly observable ; the heat is then continued until the
odor has ...
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A Manual of the Detection of Poisons by Medico-Chemical Analysis (Classic ... Friedrich Julius Otto No preview available - 2015 |
Common terms and phrases
added addition alcohol alkaloid ammonia analyst antimony apparatus appear applied arsenious acid becomes boiling carbonate carbonate of soda cause caustic characteristic Chemical Chemistry Chimie chloride cloth collected color completely concentrated consists containing contents copper cyanide deposited described detection dilute dish dissolved distillate drop easily edition effect escaping ether evaporation examination excess experiments filter filtrate flame formed glass heated hydrochloric acid iron lead liquid London manner Marsh mass matter means metallic method mirror mixed mixture necessary nitrate of silver nitric acid observed obtained odor operation organic matter oxide Paris passed placed poison porcelain portion potassa potassium poured precipitate prepared presence produced pure quantity reaction reduction remains removed residue resulting retort salts separated soda soluble solution substances sufficient sulphide of arsenic sulphureted hydrogen sulphuric acid takes tion trace treated treatment tube volatile vols washed whole yellow zinc
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Page 179 - ANNALES DE CHIMIE, ou Recueil de memoires concernant la chimie et les arts qui en dependent [/rant vol.
Bibliographic information
| Title | A Manual of the Detection of Poisons by Medico-chemical Analysis |
| Author | Friedrich Julius Otto |
| Translated by | William Elderhorst |
| Publisher | H. Baillière, 1857 |
| Length | 170 pages |
| Export Citation | BiBTeX EndNote RefMan |