China (Mainland)
Sodium metabisulfite CAS NO.7681-57-4
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- ProName: Sodium metabisulfite
- CasNo: 7681-57-4
- Molecular Formula: Na2O5S2
- LimitNum: 0
Superiority
Molecular formula: Na2S2O5 1. Industrial grade sodium metabisulfite Quality standard: HG/T2826-1997 Item: high-rate, first-rate Content (based on Na2S2O5): ≥96.0% / 94.0% Iron < (Fe): ≤0.005…
Details
Molecular formula: Na2S2O5
1. Industrial grade sodium metabisulfite
Quality standard: HG/T2826-1997
Item: high-rate, first-rate
Content (based on Na2S2O5): ≥96.0% / 94.0%
Iron < (Fe): ≤0.005% / 0.010%
Insoluble substance in water: ≤0.05 / 0.05
Arsenic (based on As): ≤0.0001%
2. Foo
