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Sodium Sulfite (90%, 93%, 96%, 97%, 99%)
- Jun 20, 2017 -


Sodium Sulfite (90%, 93%, 96%, 97%, 99%) Product Detail

Sodium Sulfite (90%, 93%, 96%, 97%, 99%).jpg


Name: Sodium sulfite
Grade: Industrial grade, food grade
Molecular formula: Na2SO3
Molecular weight: 126.04
Appearance: White crystalline powder
Packing: Net Weight 25kg or 50kg/plastic woven sack with PE inner-bag, 20MT/20"FCL
Packing: Double-layer plastic woven bag.
Uses: Bleaching agent for paper pulps; Waste water treatment; Reducing and sulphonating agent for chemical synthesis; Bleaching agent for textiles; Color striper and deoxidization; Floating agent for mining; Auxiliary chemical in tanning process.

Index namePremium grade
Super gradeFirst gradeSalable productIndustrial grade
Sodium sulfite ( Na2SO3 ) , % ≥97.096.093.090.0
Fe , ≤0.0030.0050.01/
Water insoluble matter , % ≤0.020.030.05/
Free alkali ( as Na2SO3 ) , % ≤0.100.400.60/
Na2SO4 , % ≤2.50///
NaCl , % ≤0.10///