Sodium bisulfite (Sodium hydrogen sulfite)
(10878741 | 7631-90-5)

CAS: 7631-90-5
Molecular Formula: NaHSO3
Molecular Weight: 104.06
Availablility: In Stock
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Sodium bisulfite (Sodium hydrogen sulfite) Chemical Structure

10878741-1kg 1kg £33.10
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10878741-1kg 1kg €46.40
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10878741-1kg 1kg $49.70
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Safety Data Sheet
Certificate of Analysis

Product Detail
Product Code 10878741
Product Name Sodium bisulfite (Sodium hydrogen sulfite)
Categories Biochemicals Salts
CAS 7631-90-5
Molecular Formula NaHSO3
Molecular Weight 104.06
Storage Details Ambient
Harmonised Tariff Code 2832100000

Product Specification
Heavy metals ≤ 0.001%
pH 4.0 - 5.0
Chloride (Cl) ≤ 0.05%
Assay ≥ 98.0% (Titration against NaOH, 1:1)
Water insoluble matter ≤ 0.2%
Appearance White to off-white crystalline powder
Iron (Fe) ≤ 0.2%
Manufacturing Date DD/MM/YYYY
Arsenic (As) ≤ 0.0002%

Safety Information
Pictograms
Exclamation Mark
Signal word warning
Hazard statements
  • EUH031: Contact with acids liberates toxic gas

  • H302: Harmful if swallowed

  • H319: Causes serious eye irritation
Precautionary statements
  • P280: Wear: protective gloves/ clothing & eye protection

  • P301+312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell

  • P305+351+338: IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

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