Sodium Metabisulphite

• Product NameSodium Metabisulphite
  CAS No.7681-57-4
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  Molecular Structure

Other Information

• CAS Registry Number: 7681-57-4
• Transport: UN 2693
• Melting Point: 150 ºC
• Density: 1.48
• Water Solubility: 540 G/L (20 ºC)
• Safety Statements: R22;R31;R41
• Hazard Symbols: Xn: Harmful;
• EINECS: 231-673-0
• Molecular Weight: 190.106539
• InchiKey: HRZFUMHJMZEROT-UHFFFAOYSA-L
• InChI: InChI=1S/2Na.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2
• Risk Statements: S26;S39;S46
• Molecular Formula: Na₂O₅S₂