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Industrial Grade Sodium Sulfite
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Product Details
| Item | Quality standard | ||
| HG/T 2967-2000 | |||
| Top-grade | First grade | Qualified product | |
| sodium sulfite (Na2SO3),% | ≥97.0 | ≥96.0 | ≥93.0 |
| Fe,% | ≤0.003 | ≤0.005 | ≤0.02 |
| Water-Insoluble | ≤0.02 | ≤0.03 | ≤0.05 |
| Free alkali(As content Na2CO3),% | ≤0.10 | ≤0.40 | ≤0.80 |
| Sulfate(As content Na2SO4),% | ≤2.5 | - | - |
| Chloride(NaCl), content % | ≤0.10 | - | - |
Packing: polypropylene weaving bag lined with polyethylene plastic bag, paper plastic compound bag, etc.
Net wt.: 25/50/1000kg/bag or upon clients' request
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