A Manual of the Detection of Poisons by Medico-chemical Analysis |
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Page 3
Precautions to be observed - 8 23 – 24 . Other modes of preparing the Test -
liquid - $ 25 . Resemblance of Arsenic and Antimony - $ 26 – 30 . Distinction of
the two Metals& 31 - 32 . Method of examination of the mirrors and spots
obtained ...
Precautions to be observed - 8 23 – 24 . Other modes of preparing the Test -
liquid - $ 25 . Resemblance of Arsenic and Antimony - $ 26 – 30 . Distinction of
the two Metals& 31 - 32 . Method of examination of the mirrors and spots
obtained ...
Page 15
... it vaporizes ; the vapor on its passage over the red hot charcoal is decomposed
, and metallic arsenic is deposited beyond the charcoal , in the form of a black , or
brownish - black , lustrous ring ( arsenic mirror ) , as is illustrated by Fig . 2 .
... it vaporizes ; the vapor on its passage over the red hot charcoal is decomposed
, and metallic arsenic is deposited beyond the charcoal , in the form of a black , or
brownish - black , lustrous ring ( arsenic mirror ) , as is illustrated by Fig . 2 .
Page 16
The successful process of reduction , the odor of the vaporized arsenic mirror ,
and its conversion into a white crystalline sublimate , are sufficient proofs that the
white substance under trial consists of arsenious acid . $ 5 . If several grains of ...
The successful process of reduction , the odor of the vaporized arsenic mirror ,
and its conversion into a white crystalline sublimate , are sufficient proofs that the
white substance under trial consists of arsenious acid . $ 5 . If several grains of ...
Page 17
1 ) alone , it yields an arsenic mirror . Thrown on incandescent charcoal , it
evolves the characteristic alliaceous odor . — The powder , when heated with
nitric acid , yields , with evolution of nitrous acid vapor , a solution of arsenic acid
( or of ...
1 ) alone , it yields an arsenic mirror . Thrown on incandescent charcoal , it
evolves the characteristic alliaceous odor . — The powder , when heated with
nitric acid , yields , with evolution of nitrous acid vapor , a solution of arsenic acid
( or of ...
Page 29
... an easy application of the various reagents for examining the nature of the
metallic mirrors . But the process of Fresenius and Babo surpasses that of Marsh
in this respect , that it excludes the possibility of confounding arsenic with
antimony .
... an easy application of the various reagents for examining the nature of the
metallic mirrors . But the process of Fresenius and Babo surpasses that of Marsh
in this respect , that it excludes the possibility of confounding arsenic with
antimony .
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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 |
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