| Identification | |
| Name: | potassium dihydrogenarsenate |
| Synonyms: | arsenic acid potassium; Potassium arsenate monobasic; macquer's salt; monopotassium dihydrogen arsenate; potassium acid arsenate |
| CAS: | 7784-41-0;14014-95-0 |
| EINECS: | 232-065-8 |
| Molecular Formula: | KH2AsO4 |
| Molecular Weight: | 180.025 |
| InChI: | InChI=1/AsH3O4.K/c2-1(3,4)5;/h(H3,2,3,4,5);/q;+1/p-1 |
| Molecular Structure: |  |
| Properties | |
| Transport: | UN 1677 6.1/PG 2 |
| Melting Point: | 288 deg C |
| Density: | 2.867 |
| Water Solubility: | slightly |
| Solubility: | Sol in 5.5 parts cold water. Very soluble in hot water. Slowly soluble in 1.6 parts glycerol. Insoluble in alcohol. Sol in ammonia, acid |
| Packinggroup: | II |
| Color: | Colorless crystals or white, crystalline mass or powder COLORLESS TETRAGONAL CRYSTALS |
| Safety Data | |
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