It is a colorless crystalline solid. It is commonly referred to as sodium hypo sulfite or hypo. Trademark and other names are: Hydryl, Sodium HypoSulfite, Sodium Oxide Sulfide, Pseudothiol, Disodium Thiosulfate. Sodium thiosulfate is a thiosulfuric acid salt that is very unstable, unlike its salts. If a strong acid like Hydrochloric acid is added to sodium thiosulphate liquid, Sulfur will precipitated after a short time For price, specification and other details please contact us.