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- Chemical Reagents[3]
- Other Inorganic Salts[10]
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- Contact Person : Ms. Luo Wendy
- Company Name : Tangshan Sanjiang Chemical Co., Ltd.
- Tel : 86-0315-2239987
- Fax : 86-0315-2239987
- Address : Hebei,Tangshan,Nanpu Economic Development Zone
- Country/Region : China
- Zip : 063000
Anhydrous sodium sulfite
Product Detailed
Related Categories:Other Inorganic Salts
Anhydrous sodium sulfite
1*purity:97% min
2*competetive price
3*high quality
Anhydrous sodium sulfite
Molecular formula : Na2SO3
Appearance : white crystalline powder
Quality standard: HG/T 29672000
Sepcification:
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 , % ≤ | 2.50 | / | / | / |
NaCl , % ≤ | 0.10 | / | / | / |
Packing: double-layer plastic woven bag.
Uses : used in medicine, papermaking, tannage, leather, printing, dyeing, bleaching and food .
Anhydrous sodium sulfite
