Nomenclature
CAS number: 13464-35-2
Description and references
Commercial material prepd as variable composition;
approx KH(AsO2)2.H2O. Toxicity data:
A. J. Lehman, Q. Bull. Assoc. Food Drug Off.
U.S. 15, 122 (1951). Evaluation of carcinogenic
risk: IARC Monographs 2, 48-73 (1973); Comm. Eur. Communities, Toxicol.
Chem. 3, 53-58 (1991).
Properties
White, hygroscopic powder; gradually dec on exposure
to air (by the CO2). Poisonous. Sol in water. Keep well closed. LD50 orally in rats: 14 mg/kg (Lehman).Derivative
Potassium arsenite solution.
Nomenclature
CAS number: 1332-10-1
Fowler's solution; arsenical solution.
Description and references
Prepd by dissolving arsenic trioxide in aq
potassium bicarbonate and ethanol. Toxicity study: H. Tinwell et al., Environ. Health Perspect. 95, 205 (1991).
Use
In manuf of mirrors to reduce the silver salt to
metallic silver.
Therapeutic Category
Fowler's soln formerly as antineoplastic, dermatologic.
Therapeutic Category (Veterinary)
Fowler's soln has been used as an alterative
or tonic, in pulmonary emphysema, chronic coughs, anemias, chronic
skin diseases.