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Anhydrous sodium sulfite

Anhydrous sodium sulfite

Category :

Inorganic chemicals

CAS NO : 7757-83-7
EC NO : 231-821-4
Molecular Formula : Na2SO3
Main Specifications :
Synonyms : Sodium sulfite anhydrous;Sodium sulphite;anhydrous sodium sulfite;Sodium sulfite ,anhydrous;
Anhydrous sodium sulfite
Molecular Structure:Anhydrous sodium sulfite 7757-83-7
Product description:

Anhydrous sodium sulphite-High pure grade
Molecular Formula:
Na2SO3
Molecular Weight: 126.04
CAS NO: 7757-83-7
Appearance: white crystalline powder
Character: with the smell of sulfur dioxide , lose SOin the air,become the sulfate
Solubility: soluble in water,slightly soluble in alcohol,insoluble in liquid ammonia
Usages: Main used in printing and dyeing,paper making,photo,food,pharmacy,petroleum chemical and so on
Packing: 25kg PE bag or 1000kg/bag Product specifications:

Items
Index
Standard
Reference value
Na2SO3 ≥%
98.0
98.6
Fe≤ %
0.0005
0.0003
Insoluble in water≤ %
0.005
0.003
Na2CO3≤ %
0.1
0.001
Na2SO4≤ %
1.5
0.62
Nacl≤ %
0.005
0.0005
Pb≤ %
0.001
0.0002
As≤ %
0.0001
0.00002
Sodium thiosulfate≤ %
0.01
0.001
Appearance of soluble
white
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Company:
   Dongying Fengyuan Chemical Co.,Ltd.
Contact:
   Du Qiong
Phone:
+86-546-8023567 13665460623
Mobile phone:
+86-13665460623
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Website:
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Address:
Donger Road,Dongying City
Zip Code:
257102
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