Sodium Thiosulphate Pentahydrate 99% Extrapure

  • CAS :
    10102-17-7
  • REF :
    26567
image
QUANTITY PRICE ENQUIRY
500 gm Rs 206.25
5 kg Rs 1650.0

Product Information

Formula: Na₂S₂O₃ • 5H₂O CAS: 10102-17-7 EC No.: 231-867-5 M (Molar Mass): 248.18 g/mol D (Density): 1.69 g/cm³ mp (Melting Point): 48°C (decomposes)

Chemicals Properties

Assay (Iodometric): ≥ 99.0 % Appearance: Large colorless crystals or white crystalline powder. pH (5% solution): 6.0 - 8.5 Insoluble Matter: ≤ 0.005 % Loss on Drying (40-45°C): 35.0 - 37.0 % (theoretical ~36.3%) Sulfite & Sulfide (as SO₂): ≤ 0.01 % Heavy Metals (as Pb): ≤ 0.001 % Iron (Fe): ≤ 0.001 %

Hazard Information

Hazard: Not classified as hazardous. Safety: For laboratory use only. Storage: Store in a cool, dry place. Protect from light and moisture.