997. Barium Sulfite

Nomenclature

CAS number: 7787-39-5
BaO3S; mol wt 217.39.
Ba 63.17%, O 22.08%, S 14.75%.
BaSO3.

Description and 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.