Sodium Thiosulphate Pentahydrate 99.5% AR

  • CAS :
    10102-17-7
  • REF :
    26568
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QUANTITY PRICE ENQUIRY
500 gm Rs 320.00
5 kg Rs 2340.00

Product Information

  • Formula: Na₂S₂O₃ • 5H₂O
  • CAS: 10102-17-7
  • EC No.: 231-867-5
  • M (Molar Mass): 248.18 g/mol

Chemicals Properties

  • Assay (Iodometric): 99.5 - 100.5 %
  • Appearance: Large colorless transparent crystals.
  • pH (5% solution): 6.5 - 8.0
  • Insoluble Matter: ≤ 0.002 %
  • Loss on Drying (40-45°C): 35.5 - 36.5 %
  • Sulfite & Sulfide (as SO₂): ≤ 0.005 %
  • Heavy Metals (as Pb): ≤ 0.0005 %
  • Iron (Fe): ≤ 0.0005 %
  • Calcium (Ca): ≤ 0.002 %

Hazard Information

  • Store in a cool place, protected from light and air.