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
GB1894-2005Company 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' requestSynonyms: Sodium sulfite anhydrous;Sodium sulphite;anhydrous sodium sulfite;Sodium sulfite ,anhydrous;Sodium Sulfite (Food Grade); Molecular Structure:
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