Sodium Thiosulphate

Synonyms: Na2S2O3; Sodium thiosulfate, pentahydrate, thiosulfuric acid, disodium thiosulfate; Chlorine Control; Sodium hyposulfite; Sodium oxide sulfide; thiosulfuric acid, disodium salt
Transport Information
Hazard Class
UN Number
Packing Group
non-regulated
CAS Number
7772-98-7
Import Duty
2832.30

Used in photographic processing; hand warmers and heating pads; bleach; to lower chlorine in swimming pools; as a cyanide poisoning antidote; tanning of leather; pharmaceutical preparation; anti-fungal lotion; as pesticide, insecticide, and herbicide. Also used as a treatment of calciphylaxis in hemodialysis patients with End-Stage Renal Disease.