Sodium Thiosulfate

When you purchase any type of chemical product, you expect top quality, consistency and purity. In the case of sodium thiosulfate, the health and safety implications mean you need a partner you can trust. At Brenntag, we have the experience necessary to properly handle, stock, transport and deliver sodium thiosulfate. At every step of distribution, we carefully track the location and condition of your purchase. We guarantee your products will arrive on time and in the quantities specified.


Molar Weight158.13 g/mol
Melting Point47.8°C
Boiling Point100.0°C
Density1.67 g/cc
FormsCrystals, White, Off-White

Uses and Applications

Key applications

  • Dyes
  • Photographic supplies
  • Plating
  • Textile handling
  • Cosmetic products
  • Electroplating


  • Oil & Gas
  • Pulp & Paper
  • Cosmetics
  • Water Treatment
  • Chemical Processing

Synonyms: Gel Sta, Hypo, Sodium Hyposulfite Anhydrous, Sodium Thiosulfate Anhydrous, Sodium Thiosulphate Anhydrous

CAS Number: 7772-98-7