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Details for Sodium sulfite

Sodium sulfite

111Category:

CAS NO:

EC NO:

231-821-4

Molecular Formula:

Na₂SO₃

Molecular Weight:

126.04

Specification:

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:

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