Sodium metabisulfite
(33231649 | 7681-57-4)

CAS: 7681-57-4
Molecular Formula: Na2O5S2
Molecular Weight: 190.11
Availablility: In Stock
Downloads: Product Specification | Safety Data Sheet [EN]
Sodium metabisulfite Chemical Structure

33231649-1kg 1kg £26.40
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33231649-1kg 1kg €37.00
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33231649-1kg 1kg $39.60
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Safety Data Sheet
Certificate of Analysis

Product Detail
Product Code 33231649
Product Name Sodium metabisulfite
Categories Inorganic Chemicals Salts
CAS 7681-57-4
Molecular Formula Na2O5S2
Molecular Weight 190.11
Storage Details Ambient
Harmonised Tariff Code 2832100000

Product Specification
Heavy metals ≤10mg/kg max
Assay ≥98%
Iron as Fe ≤5mg/kg
Lead as Pb ≤2mg/kg
Arsenic as As ≤1mg/kg
Mercury as Hg ≤1mg/kg
Cadmium as Cd ≤1mg/kg
Appearance Fine Crystals
Nickel (Ni) ≤1mg/kg
Chromium (Cr) ≤1mg/kg
Antimony (Sb) ≤1mg/kg
Selenium (Se) ≤1mg/kg
Thiosulfates ≤0.04%

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

  • H302: Harmful if swallowed

  • H318: Causes serious eye damage
Precautionary statements
  • P264: Wash thoroughly after handling

  • 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

  • P333+313: IF skin irritation or a rash occurs: Get medical advice/attention

  • P337+313: If eye irritation persists get medical advice/attention

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