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Shanghai Mintchem Development Co., Ltd.
 
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Shanghai Mintchem Development Co., Ltd.
[China]
Address:
Hx707 Chemical Research Institute 108# Laodong Rd West Changsha Hunan 410007 China
Phone:
86-731-85518261
Contact name:
Cathy
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Shanghai Mintchem Development Co., Ltd.
 
Products

Anhydrous Sodium Sulfite
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 Origin China
 Brand Name shanghai mintchem
 CAS No. 7757-83-7
 Purity 97

Quality standard:

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
/
/
/

Related Keywords: sodium , sulfite


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