Potassium arsenite

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Description

A white hygroscopic powder. Potassium arsenite is used to reduce silver salts to silver metal during the manufacture of mirrors.

Synonyms and Related Terms

potassium metaarsenite

Other Properties

Soluble in water. Slightly soluble in ethanol.

Composition KH(AsO2)2 - H2O
CAS 10124-50-2
Molecular Weight mol. wt. = 146.02

Hazards and Safety

Toxic by ingestion and inhalation. Skin contact causes irritation.

International Chemical Safety Card

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