Title: Barium Sulfite
CAS Registry Number: 7787-39-5
Molecular Formula: BaO3S
Molecular Weight: 217.39
Percent Composition: Ba 63.17%, O 22.08%, S 14.75%
Line Formula: BaSO3
Literature References: Prepn: Gmelins, Barium (8th ed.) 30, 261 (1932) and supplement, 411 (1960).
Properties: Odorless crystals or powder; gradually oxidizes in air to BaSO4. Poisonous! Slightly sol in water. Practically insol in alcohol; dec by acids with liberation of SO2.
Use: In paper manufacture.