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Sodium thiosulfate pentahydrate 99.0-101.0% (by iodometry), crystallised, EMPROVE® ESSENTIAL Ph. Eur., BP, USP, SAFC®
Sodium thiosulfate pentahydrate 99.0-101.0% (by iodometry), crystallised, EMPROVE® ESSENTIAL Ph. Eur., BP, USP, SAFC®
Supplier:  MilliporeSigma
Certificates
Sodium thiosulfate pentahydrate 99.0-101.0% (by iodometry), crystallised, EMPROVE® ESSENTIAL Ph. Eur., BP, USP, SAFC®
Supplier:  MilliporeSigma
Certificates

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Specification Test Results

  • Assay (iodometric):
    99.0 - 101.0 %
  • Assay (iodometric, calc.on anhydrous substance):
    99.0 - 100.5 %
  • Identity:
    passes test
  • Appearance of solution:
    passes test
  • pH-value (10 %; water):
    6.0 - 8.4
  • Sulfate and sulphite (as SO₄):
    ≤ 0.2 %
  • Sulfide (S):
    passes test
  • Heavy metals (as Pb):
    ≤ 0.001 %
  • Ca (Calcium):
    passes test
  • Residual solvents (ICH Q3C):
    excluded by manufacturing process
  • Water:
    32.0 - 37.0 %

Specification Test Results

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