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  Sodium sulfite
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  Sodium sulfite

1.Chemical formula: Na2So3

2.CAS No:7757-83-7

3.Physical appearance: white crystalline powder

4.Application: bleaching agent for paper pulps, waste water treatment, reducing and sulphonating agent for textiles, colors stripper and deoxidization, floating agent for mining industry, auxiliary chemical in tanning process.

5.Specification:

 

96% Grade

93% Grade

Na2So3

≥96%

≥93%

Free Alkali

≤0.4%

≤0.4%

Iron(Fe)

≤200ppm

≤200ppm

Water Insoluble

≤0.05%

≤0.05%





Sodium sulfite
 
 
 
 
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