Anhydrous sodium sulfite

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Product
Anhydrous sodium sulfite
Posting date : May 12, 2016
Membership
Free Member Scince Apr 29, 2016
FOB Price
USD310
Min. Order Quantity
20 tons
Supply Abillity
50000 tons per year
Port
Qingdao
Payment Terms
D/A
Package
50kg/bag and 1000kg/bag;we could arrange tthe shippment according to customer's requirments.
Keyword :
Category
Contact
Sun Yyingying
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Product Detail
Company Info
 
Quick Detail
Place of Origin
China [CN]
Brand Name
Bochuang
Model Number
A CLASS
HS-CODE
2832-10
Package & Delivery Lead Time
Package
50kg/bag and 1000kg/bag;we could arrange tthe shippment according to customer's requirments.
Delivery Lead Time
Shipment within one day after payment
Detailed Description
Quick Details
Classification: Sulphate
Type: Sodium Sulfite
   
   
Other name:Sodium Sulfite
Appearance:White crytal powder
Brand Name:Bochaung                                            
Place of Origin: Weifang,China (Mainland)
Grade Standard: Food Grade, Industrial Grade
Purity:96,98%         CAS no.:7757-83-7 
HS CODE: 2832100000
EINECS No.: 231-821-4MF:Na2SO3 
Packaging :
Sodium sulfite is packed in net weight 50kg plastic woven bag with plastic inner bag. 
 
Application: Used in Dyeing and printing Industry etc.
 (1) Industry Grade : Used in Dyeing and printing Industry ,as dechlorinating agent and bleaching agent, in leather and tanning industry as bleaching agent , developer agent , reductant agent , stabilizer agent , or used in papermaking, electronic and water treatment industry.
(2) Food Grade: In food industry as additive (E223) preservative, antioxidant and antimicrobic for fruits (dried, glazed and candled), vegetables (onions, potatoes, etc.), juices (citrus and grapes) and fish (shrimps and prawns). In silage treatment as antifermentative. In starch and sweeteners production as bacteriostatic.
(3) Photo Grade: In the photographic industry as component of developer bath.
(4) Pharmaceutical Grade : pharmaceutical industry for the production of chloroform, benzene and formaldehyde phenylpropanoid Sulfone
 Storage
 Sodium sulfite should be stored in a dry and cool place.
 7.Speicificaion
Specification for Industry Grade and Food Grade :
Item
Quality Index
Industry Grade
Food Grade
Purity ( As Na2SO3)
96.0% min
98.0% min
Sodium sulphate ( SO4)
2.0% max
1.0% max
Chlorides ( As NaCL)
0.5% max
0.1% max
Arsenic ( As )
-
0.0002% max
Heavy metals ( As Pb )
-
0.0005% max
Iron (Fe)
0.005% max
0.002% max
Water insolubles
0.05% max
0.02% max
 
Packaging Details:
Sodium sulfite is packed in net weight 50kg plastic woven bag with plastic inner bag. 

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