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

CAS: 7631-90-5
Molecular Formula: NaHSO3
Molecular Weight: 104.06
Availablility: In Stock
Downloads: Product Specification | Safety Data Sheet [EN]
Sodium bisulfite (Sodium hydrogen sulfite) Chemical Structure

10878741-1kg 1kg £27.60
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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 28321000

Product Specification
Heavy metals <0.001%
AS <0.0002%
pH 4 - 5
Fe <0.2%
Assay ≥98%
Water insoluble matter <0.2%
Cl <0.05%
Appearance White to off-white crystalline powder

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

  • H302: Harmful if swallowed
Precautionary statements
  • P280: Wear protective gloves/protective clothing/eye protection/face protection

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

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

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