焦亚硫酸钠 Sodium metabisulfite
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China, Urumqi
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Description
| Test items | Refined | High-purity grade | Food-grade | Industrial-grade | |||
| Sodium metabisulfite% | ≥ | 98.5 | 98 | 97.5 | 97.0 | ||
| IronFe% | ≤ | 0.0005 | 0.001 | 0.0015 | 0.002 | ||
| Water insoluble matter% | ≤ | 0.005 | 0.01 | 0.02 | |||
| Arsenic As% | ≤ | 0.00005 | 0.0001 | 0.0001 | 0.0001 | ||
| Definition | Clarification | Clarification | Clarification | ||||
| Lead Pb% | ≤ | 0.00005 | 0.0005 | 0.0002 | |||
| NaCl% | ≤ | 0.012 | |||||
| pH value | ≤ | 4.0-4.6 | |||||
| Packaging: 25kg、50kg、1000kg Weaving. | |||||||
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焦亚硫酸钠 Sodium metabisulfite
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