Makamantuwa:

Calciumsulfit; sulfur acid, gishiri alli
Calcium sulphite, Calcium Sulfite Powder, sulfurous acid, calcium gishiri (1: 1)

MURMUSHI na Canonical:OS(=O)O.[Ca+2]

Wurin narkewa:600°C

Bayyanar:m (rashin ƙima)