Arsenic acid
Revision as of 05:57, 24 July 2013 by (username removed)
Description
A white translucent, crystalline compound. Arsenic acid is formed by the action of nitric or sulfuric acid on arsenic. It is used in glass manufacture, textile printing, and as a wood preservative and insecticide.
Synonyms and Related Terms
orthoarsenic acid; acid of arsenic
Other Properties
Soluble in water ethanol, alkali, glycerol.
| Composition | H3AsO4 |
|---|---|
| CAS | 7778-39-4 |
| Melting Point | 35.5 |
| Density | 2-2.5 |
| Molecular Weight | mol. wt. = 141.94 |
Hazards and Safety
Highly toxic by ingestion and inhalation. Carcinogen and mutagen.
Authority
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 69
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, Technology and Conservation, Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 843