Sodium sulfite
Molecular formula:Na2So3
CAS No.:7757-83-7
HS code:28321000
Appearance:colorless crystal or power
Packing:25kg/bag, plastic inside weaving bag outside
Application:it’s mainly used in the pulp and paper industry.
Industrial mainly used in making sulfite cellulose esters, glucosinolate and sodium, organic chemicals, bleached fabrics etc, also used as reductant, preservative, to chlorine agent
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Industrial Sodium Sulfite Anhyrous accord with the standard of GB9005-2000
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Name |
Sodium sulfite anhydrous |
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Appearance |
White crystalline power |
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Purity% |
> 96 |
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Iron(Fe)% |
≤ 0.003 |
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Water infusibility% |
≤ 0.02 |
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Sodium Sulfite% |
≤ 2.5 |
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Sodium Chloride% |
≤ 0.1 |