Sodium tungstate dihydrate
Agent Name
Sodium tungstate dihydrate
CAS Number
10213-10-2
Formula
O4-W.2Na.2H2-O
Major Category
Metals
Synonyms
Sodium tungstate, dihydrate; Tungstic acid, sodium salt, dihydrate; [ChemIDplus] Sodium tungsten oxide dihydrate; [Alfa Aesar MSDS]
Category
Metals, Inorganic Compounds
Description
Colorless or white solid; Effloresces in dry air; [Merck Index] White odorless powder; Soluble in water; [Alfa Aesar MSDS]
Sources/Uses
Used to fireproof and waterproof fabrics, to make tungsten compounds, as a protective colloid, as a precipitant for alkaloids and proteins, to catalyze oxidation reactions, and as a corrosion inhibitor for steel; [Merck Index]
Comments
Causes somnolence and coma in intraperitoneal lethal-dose studies of mice and rats; [RTECS] A strong eye irritant; Harmful by ingestion; [Alfa Aesar MSDS] See "Sodium tungstate."
Biomedical References
Exposure Assessment
TLV (ACGIH)
3 mg/m3, as W, respirable particulate matter
Diseases, Processes, and Activities Linked to This Agent
Processes
Industrial Processes with risk of exposure: