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Sodium sulfite 7757-83-7
Category : Inorganic chemicals
CAS NO : 7757-83-7 EC NO : 231-821-4 MF : Na2SO3 MW : 126.04 Product description : 
Other Name： Sodium sulfite anhydrous; Sodium sulphite; anhydrous sodium sulfite; Sodium sulfite ,anhydrous
CAS No.： 7757-83-7
EINECS No.： 231-821-4
Molecular formula： Na2SO3
Item Index Result Color White White State Crystalline powder Crystalline powder Sodium sulfite (Na2SO3),W% ≥96% 96.8 Iron (Fe),W% ≤0.003 0.001 Water insoluble substance,W% ≤0.02 0.004 Free alkali (calculated by Na2CO3),W% ≤0.10 0.02 Sulfate (calculated by Na2SO4),W% ≤2.5 1.6 Chloride (calculated by NaCl),W% ≤0.10 0.04 Synonyms : Sodium sulfite anhydrous;Sodium sulphite;anhydrous sodium sulfite;Sodium sulfite ,anhydrous;Sodium Sulfite (Food Grade); Molecular Structure : 