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Shandong Weigorge Import and Export Co., Ltd.
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Sodium sulfite

Details for Sodium sulfite

Sodium sulfite


Inorganic chemicals

Sodium sulfite
CAS NO: 7757-83-7
EC NO: 231-821-4
Molecular Formula: Na2SO3
Molecular Weight: 126.04
InChI: InChI=1/2Na.H2O3S/c;;1-4(2)3/h;;(H2,1,2,3)/q2*+1;/p-2
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: Sodium sulfite 7757-83-7
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