China Anhydrous sodium sulfite | 7757-83-7 supplier

Details for Anhydrous sodium sulfite

Anhydrous sodium sulfite

Category:

Inorganic chemicals

CAS NO:

7757-83-7

EC NO:

231-821-4

Molecular Formula:

Na₂SO₃

Molecular Weight:

126.04

Specification:

food grade

InChI:

InChI=1/2Na.H2O3S/c;;1-4(2)3/h;;(H2,1,2,3)/q2*+1;/p-2

Product description:

Item	Chinese standard GB1894-2005	Company standard
sodium sulfite (Na₂SO₃), mass fraction /%	≥96.0	≥97.0
Fe, mass fraction /%	≤0.01	≤0.001
Free alkali(As content Na₂CO₃), mass fraction /%	≤0.60	≤0.4
Heavy metal content(Pb), mass fraction /%	≤0.001	≤0.0005
As content (As content), mass fraction /%	≤0.0002	≤0.0002
Clarity	Passed	Passed

Packing: polypropylene weaving bag lined with polyethylene plastic bag, paper plastic compound bag, etc.
Net wt.: 25/50/1000kg/bag or upon clients' request

Synonyms:

Sodium sulfite anhydrous;Sodium sulphite;anhydrous sodium sulfite;Sodium sulfite ,anhydrous;Sodium Sulfite (Food Grade);

Molecular Structure:

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