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Sodium sulfite 95.0-100.5% (by iodometry), EMPROVE® ESSENTIAL Ph. Eur., BP, NF, E221, SAFC®
Sodium sulfite 95.0-100.5% (by iodometry), EMPROVE® ESSENTIAL Ph. Eur., BP, NF, E221, SAFC®
Catalog # EM1.06652.9029
Supplier:  MilliporeSigma
CAS Number:  
Sodium sulfite 95.0-100.5% (by iodometry), EMPROVE® ESSENTIAL Ph. Eur., BP, NF, E221, SAFC®
Catalog # EM1.06652.9029
Supplier:  MilliporeSigma
Supplier Number:  1.06652.9029
CAS Number:  

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Specifications

  • Pack type:
    PE sack, double
  • Size:
    25 kg
  • Cat. No.:
    EM1.06652.9029
  • Supplier no.:
    1.06652.9029

Specifications

Specification Test Results

  • Assay (Iodometric):
    95.0 - 100.5%
  • Assay (SO₂):
    ≥48.0%
  • Identity:
    Passes Test
  • Appearance of Solution:
    Passes Test
  • Thiosulfate (S₂O₃):
    ≤0.05%
  • Heavy Metals (as Pb):
    ≤0.0005%
  • As (Arsenic):
    ≤0.0002%
  • Hg (Mercury):
    ≤0.0001%
  • Fe (Iron):
    ≤0.0005%
  • Pb (Lead):
    ≤0.0002%
  • Se (Selenium):
    ≤0.00025%
  • Zn (Zinc):
    ≤0.0025%
  • Residual solvents (Ph. Eur./USP/ICH):
    Excluded by the Manufacturing Process

Specification Test Results

About this item

 :
 :126.04 g/mol
Merck Index:13,08757
Melting Pt:>500 °C (dec.)
Density:2.63 g/cm³ (20 °C)
Storage Temperature:Ambient
EINECS:231-821-4
REACH:01-2119537420-49
CAS Number:7757-83-7
Formula:Na₂SO₃
MDL Number:MFCD00003503