Potassium arsenate
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Description
White powder or colorless crystals. Potassium arsenate was used for preserving hides and printing textiles. It was also used as an Insecticide, especially in fly paper.
Synonyms and Related Terms
Macquer's salt; potassium acid arsenate; potassium dihydrogen arsenate; arseniate of potash
Hazards and Safety
- Toxic by ingestion and inhalation.
- Skin contact causes irritation.
- Sigma Aldrich: SDS
Physical and Chemical Properties
Soluble in water, glycerol. Insoluble in ethanol.
| Composition | KH2AsO4 |
|---|---|
| CAS | 7784-41-0 |
| Melting Point | 288 C |
| Density | 2.867 g/ml |
| Molecular Weight | mol. wt. = 180.0 |
Resources and Citations
- L. Goldberg, A History Of Pest Control Measures In The Anthropology Collections, National Museum Of Natural History, Smithsonian Institution, JAIC (35):23-43, 1996
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 7767