Sodium Metabisulphite AR – Identification of Product Chemical Code: CHE-S27 Chemical Name: Sodium Metabisulphite Chemical Grade: AR Chemical Formula: Na₂O₅S₂ Chemical Weight: 190,11 g/mol CAS No: 7681-57-4 Chemical Synonyms: Sodium Disulfite, Sodium Pyrosulfite, Sodium Metabisulfite
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• Chemical Formula: Na₂O₅S₂
• Chemical Weight: 190,11 g/mol
• CAS No: 7681-57-4
• Synonyms: Sodium Disulfite, Sodium Pyrosulfite, Sodium Metabisulfite
• Appearance: White crystals or powder
• Odour: Pungent
• pH: 4,5 at 50 g/l at 20 °C
• Melting Point: > 300 °C – lit.
• Water solubility: 650 g/l at 20 °C
• CAS Number: 7681-57-4
• Chemical Formula: Na₂O₅S₂
• Chemical Weight: 190,11 g/mol
• Appearance: White crystals or powder
• pH: 4,5 at 50 g/l at 20 °C
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