| Identification | Back Directory | [Name]
Calcium sulfite | [CAS]
10257-55-3 | [Synonyms]
Calciumsulfit
calcium sulphite
CalciumSulfitePowder
Sulfurous acid, calcium salt
sulfurous acid, calcium salt (1:1) | [EINECS(EC#)]
233-596-8 | [Molecular Formula]
CaO4S | [MOL File]
10257-55-3.mol | [Molecular Weight]
136.141 |
| Chemical Properties | Back Directory | [Melting point ]
600°C | [density ]
33.3[at 20℃] | [solubility ]
slightly soluble in ethanol; soluble in acid solutions | [form ]
solid (rough estimate) | [color ]
white | [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) |
| Hazard Information | Back Directory | [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] |
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