Calcium thiosulfate

Agent Name
Calcium thiosulfate
CAS Number
10124-41-1
Formula
O3-S2.Ca
Major Category
Metals
Calcium thiosulfate formula graphical representation
Synonyms
Calcium hyposulfite; Calcium thiosulphate; Calcium thiosulfate (Ca(S2O3)); Tecesal; Thiosulfuric acid (H2S2O3), calcium salt (1:1); Thiosulfuric acid, calcium salt (1:1); [ChemIDplus]
Category
Metals, Inorganic Compounds
Description
(50% solution): Liquid; Soluble in water; [MSDSonline]
Sources/Uses
Used as a fungicide, noncorrosive concrete-set accelerator, and polymerization catalyst; Was used in the treatment of arsphenamine side effects; [HSDB]
Comments
The oral lethal dose for humans of thiosulfate salts is probably 0.5-5 g/kg; Sodium thiosulfate is toxic by ingestion causing gastrointestinal disturbance; [HSDB] May cause irritation; Intraperitoneal LD50 (mouse) = 115 mg/kg; [MSDSonline] See "Ammonium thiosulfate." See "Calcium."
Biomedical References

Diseases, Processes, and Activities Linked to This Agent

Processes

Industrial Processes with risk of exposure: