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Shandong Kailong Chemical Technology Development Co., Ltd.
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Anhydrous sodium sulfite

Details for Anhydrous sodium sulfite

Anhydrous sodium sulfite

Category:

Inorganic chemicals

Anhydrous sodium sulfite
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;
Molecular Structure: Anhydrous sodium sulfite 7757-83-7
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