A Manual of the Detection of Poisons by Medico-chemical Analysis |
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Page 18
The bisulphide of arsenic , or realgar , is of a bright red , or orange yellow color ,
resinous lustre , and very brittle . The tersulphide , or orpiment , is a golden
yellow crystalline substance . Both are volatile ; heated in a glass tube closed at
one ...
The bisulphide of arsenic , or realgar , is of a bright red , or orange yellow color ,
resinous lustre , and very brittle . The tersulphide , or orpiment , is a golden
yellow crystalline substance . Both are volatile ; heated in a glass tube closed at
one ...
Page 22
The precipitate contains , besides sulphide of arsenic , organic matter and , if
lead , copper , mercury , and antimony were present in the liquid , the sulphides
of these metals . The color of the precipitate is , in this respect , suggestive . If
there is ...
The precipitate contains , besides sulphide of arsenic , organic matter and , if
lead , copper , mercury , and antimony were present in the liquid , the sulphides
of these metals . The color of the precipitate is , in this respect , suggestive . If
there is ...
Page 24
The ammoniacal liquid , which is of a dark - brown color , is strained through a
small filter , and the residue carefully washed with ammoniacal water . This
residue has to be examined for antimony , lead , copper , mercury , etc . The
treatment of ...
The ammoniacal liquid , which is of a dark - brown color , is strained through a
small filter , and the residue carefully washed with ammoniacal water . This
residue has to be examined for antimony , lead , copper , mercury , etc . The
treatment of ...
Page 26
If the residue which is now left is still of a dark color , this treatment with nitric acid
has to be repeated , until the residue , while moist , appears of a yellow color . To
the residue some caustic soda is now added , which serves to neutralize the ...
If the residue which is now left is still of a dark color , this treatment with nitric acid
has to be repeated , until the residue , while moist , appears of a yellow color . To
the residue some caustic soda is now added , which serves to neutralize the ...
Page 35
In consequence of this the flame of the escaping gas immediately assumes a
bluish - white color , and the abovementioned spots are formed on porcelain
when this is held into the flame ; of these spots a sufficient number is prepared to
serve ...
In consequence of this the flame of the escaping gas immediately assumes a
bluish - white color , and the abovementioned spots are formed on porcelain
when this is held into the flame ; of these spots a sufficient number is prepared to
serve ...
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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 |