Nomenclature
CAS number: 7784-41-0
Potassium acid arsenate; potassium dihydrogen arsenate; Macquer's salt.
AsH
2KO
4; mol wt 180.03.
As 41.62%, H 1.12%, K 21.72%, O 35.55%.
KH
2AsO
4.
Properties
Colorless crystals or white, cryst mass or powder.
Poisonous. d 2.8. Sol in 5.5 parts cold, more sol in hot
water, slowly in 1.6 parts glycerol. Insol in alcohol.Use
In the textile, tanning, and paper industries.
In insecticidal formulations (especially fly paper).