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sodium sulphite
Product Detailed
Related Categories:Other Inorganic Salts
sodium sulphite 97% min
Iron 0.005% max
Water Insolubles 0.03% max
Free Alkaline 0.4max
1.Re: sodium sulphite anhydrous
-Appearance: White powder.
Certificate: SGS, BV,CIQ
-Specification:
Content 97% min
Iron 0.005% max
Water Insolubles 0.03% max
Free Alkaline 0.4% max
-Usage: Used in pulp-making and paper-making industry.
-Packing: In 25kg PP woven bags with PE inners.
Quality standard: HG/T 29672000
Sepcification:
Index name | Premium grade | |||
Super grade | First grade | |||
Sodium sulfite ( Na2SO3 ) , % ≥ | 97.0 | 96.0 | ||
Fe , ≤ | 0.003 | 0.005 | ||
Water insoluble matter , % ≤ | 0.02 | 0.03 | ||
Free alkali ( as Na2SO3 ) , % ≤ | 0.10 | 0.40 | ||
Na2SO4 , % ≤ | 2.50 | / | ||
NaCl , % ≤ | 0.10 | / | ||
sodium sulphite