Model: | ASS05 |
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Brand: | Sanxiang |
Origin: | Made In China |
Category: | Chemicals / Inorganic Chemical Materials / Inorganic Salt |
Label: | Anhydrous sodium sul , Na2SO3 , CAS:7757-83-7 |
Price: |
US $480
/ metric ton
|
Min. Order: | 25 metric ton |
Last Online:21 Mar, 2022 |
Specification of the Anhydrous Sodium Sulfite
1,Molecular formula : Na2SO3
2,Molecular weight : 126.04
3,Appearance : white crystalline powder
4,Main content :97%,96%,93%
5,Competitive price,
6,Pass ISO, producing under strict inspection
7,Annuual production:20,000mt
Quality standard : Q/320124JM02-2003
Index name | Premium grade | |||
Super grade | First grade | Salable product | Industrial grade | |
Sodium sulfite ( Na2SO3 ) , % ≥ | 97.0 | 96.0 | 93.0 | 90.0 |
Fe , ?≤ | 0.003 | 0.005 | 0.01 | / |
Water insoluble matter , % ≤ | 0.02 | 0.03 | 0.05 | / |
Free Alkali ( as Na2SO3 ) , % ≤ | 0.10 | 0.40 | 0.60 | / |
Na2SO4 , % ≤ | 1.10 | / | / | / |
NaCl , % ≤ | 0.08 | / | / | / |
Usage
1, Paper-making industry
2, Leather industry
3, Bleaching
4, Tannage and food
5, Dyeing and painting industry
Payment Terms: | TT/LC |
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