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Anhydrous sodium sulfite
Sodium Sulfite, Anhydrous
Molecular formula: Na2SO3
Molecular weight: 126.04
Properties: white crystalline powder
Puirty(Na2SO3), % | 97.0 |
Clarity Test | Pass |
Water insoluble substance % ≤ | 0.005 |
Chloride(Cl) % ≤ | 0.005 |
Acidity-sulfite(count by NaHSO3) | Pass |
Free alkali(count by Na2SO3) % ≤ | 0.1 |
S2O3 % ≤ | 0.01 |
As % ≤ | 0.0001 |
Fe % ≤ | 0.0005 |
Heavy metal (count by Pb) % ≤ | 0.001 |