Calcium Sulfite

Independent reference data for Calcium Sulfite (CAS 10257-55-3), compiled from public chemistry databases.

Registry identifiers across databases

Computed descriptors

Documented uses on record

Used as a preservative (cider and other juices), disinfectant (brewing vats), bleach (textiles and paper pulp), and in sugar and cement manufacturing; [Merck Index] Used as a disinfectant (sugar and brewing industries), food preservative, and antichlor (remove excess chlorine in textile and paper industries); [Hawley]Pulp and Paper Processing [Category: Industry]

Synonyms and trade names

Calcium sulfite; Sulfurous acid, calcium salt (1:1); Calcium sulphite; UNII-7078964UQP; Sulfurous acid calcium salt (1:1); EINECS 233-596-8; 7078964UQP; CALCIUM SULFITE [MI]; INS NO.226; CALCIUM SULFITE (CASO3); CALCIUM SULFITE (1:1); DTXSID10883104; INS-226; EC 233-596-8; CALCIUM SULFITE (E 226); E-226

Regulatory listings held on file

Regulatory & Food Contact	FOOD_ADDITIVE: Food Additives JECFA ADI: 0-0.7 mg/kg bw TRS 891-JECFA 51/30 FAS 42-JECFA 51/95
GHS notification summary	100% (41 / 41)

GHS hazard classification

GHS notification summary	100% (41 / 41)

This chemical does not meet GHS hazard criteria for 100% (41 of 41) of all reports.

Reported as not meeting GHS hazard criteria by 41 of 41 companies. For more detailed information, please visit ECHA C&L website.

What the public record says

Calcium Sulfite · CAS 10257-55-3 · CaO3S. UNII 7078964UQP.

Physical description and handling notes

Source: PubChem / Wikidata; the batch COA governs where values differ.