Sodium sulfite anhydrous

Sodium sulfite anhydrous

  • Description

Product Name :Sodium sulfite anhydrous

Chemical Name : Sodium sulfite anhydrous

CAS No : 7757-83-7

Details :

Sodium sulfite anhydrous
Supplier: Lubon Industry Co., Ltd
CAS No.: 7757-83-7
Appearance : white crystalline powder .
Molecular formula : Na2SO3
Packing : double-layer plastic woven bag.
Uses : used in medicine, papermaking, tannage, leather, printing, dyeing, bleaching and food .
Quality standard : Q/320124JM02-2003

Index name
Premium grade
Super grade
First grade
Salable product
Industrial grade
Sodium sulfite ( Na2SO3 ) , % ≥
97.0
96.0
93.0
90.0
Fe , ?≤
0.003
0.005
0.01
/
Water insoluble matter , % ≤
0.02
0.03
0.05
/
Free alkali ( as Na2SO3 ) , % ≤
0.10
0.40
0.60
/
Na2SO4 , % ≤
2.50
/
/
/
NaCl , % ≤
0.10
/
/
/

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