Calcium sulfite

Calcium sulfite Basic information

Product Name:	Calcium sulfite
Synonyms:	Sulfurous acid, calcium salt;calcium sulphite;sulfurous acid, calcium salt (1:1);Calciumsulfit;CalciumSulfitePowder
CAS:	10257-55-3
MF:	CaH4O3S
MW:	124.17
EINECS:	233-596-8
Product Categories:
Mol File:	10257-55-3.mol

Calcium sulfite Chemical Properties

Melting point	600°C
density	33.3[at 20℃]
form	solid (rough estimate)
Water Solubility	0.0043g/100mL (18°C), 0.001g/100mL (100°C) H2O; slightly soluble alcohol; soluble in acid solutions with SO2 evolution [MER06] [CRC10]
EPA Substance Registry System	Sulfurous acid, calcium salt (1:1) (10257-55-3)

Safety Information

MSDS Information

Calcium sulfite Usage And Synthesis

Chemical Properties

hexagonal; white crystal(s) or powder(s); slowly oxidizes in air to CaSO4; used in brewing, as a disinfectant in sugar manufacturing [HAW93] [MER06] [CRC10]

Calcium sulfite Preparation Products And Raw materials

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