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Quick Details

  • Classification: Sulphate
  • Type: Sodium Thiosulfate
  • CAS No.: 10102-17-7
  • Other Names: sodium thiosulfate, sodium hypophosphite
  • MF: NA2S2O3.5H2O
  • EINECS No.: 231-867-5
  • Place of Origin: Henan, China (Mainland)
  • Grade Standard: Industrial Grade
  • Purity: 99%MIN
  • Appearance: Monoclinic crystal
  • Application: reducing agent, mordant, bleach, disinfectants, water purify
  • Brand Name: HENAN EASTAR
  • Model Number: 99%
  • relative density: 1.729 (17℃)
  • molecular weight:: 248.17
  • melting point:: 40-45℃

Packaging & Delivery

Packaging Details in PP-PE bag, 25kg net each, or follow your requirement
Delivery Time promt delivery


Another name: Sodium thiosulphate 99%


Molecular formula: Na2S2O2·5H2O

Product Description


Molecular weight; 248.17

Properties:Monoclinic crystal



Used in fixers, plating, leather, reductant, dechlorinating agent, sulfur dyeing agent, as a blush preventive agent, and as a disinfectant. And decolor agent


25kg,plastic woven bag, or following your demand.





colorless transparent crystal



Water Insoluble matter




Alkalinity (as NaOH)


Acidity (as H2SO4)


Iron (as Fe)


Heavy metals (as Pb)




Water solution reaction

in accordance with the test

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China (Mainland) | Trading Company
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