Best price Sodium Sulfite Anhydrous 
 
CAS no.:  7757-83-7
EINECS no: 231-821-4
MF:  Na2SO3
Appearance: White crytal powder
  
Properties
Sodium Sulfite (Sodium Sulphite) is white gravel or powder crystal,relative density is 1.561, less to dissolve in water and its water solution has alkaline reaction.
Sodium Sulfite  is hard to dissolve in ethanol.
 
Speicificaion
Sodium Sulfite for Industry Grade and Food Grade  
 
Usage
(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


















Q:What's the payment terms?
A:T/T or L/C

Q:How about the delivery time?
A:Usually we will arrange shipment in 15 days

Q:How about the validity of products?
A:It depends on the products you order

Q:How about the package?
A:Usually we probvide the packing as 25kg/bag or carton.Also we can customize for you.

Q:What's the loading port?
A:Usually in shanghai or as your request.