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Help CenterCompetitive Price Sodium Sulfite Na2so3 97% Anhydrous
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Competitive price Sodium Sulfite na2so3 97% anhydrous
(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
6.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:25kg bag,40bags in one ton bag or as your requirements.
Develivery Detail:within 15days delivery after receipt of advance payment.
Provide you with samples for evaluation.
Provide the highest level of customer service,competitve pricing ,speedy delivery.
Provide you comprehehensive,cutting-edge product offering.
Ningxia Biyuan Activated Carbon Co.,Ltd. is a professional manufacturer which has already had about eight years history of different filter media water production and domestic trade. Now we devotes to develop our international trade. Our main products include activated carbon, polyacrylamide, polyaluminium chloride, zeolite, manganese sand. anthracite filter, and so on. We insists the principle of " Integrity Management, High Quality, Good Service " to promote our rapid development.
Q: Where is your factory located? How can I visit there?
A:Our factory is located in Ningxia Province,China which has rich coal.All our clients, from home or
abroad, are warmly welcome to visit us.
Q: How can I get the sample?
A:We’d like to supply samples free of charge, but you need pay for the freight fees.
Q: How does your factory do regarding quality control?
A:Quality is priority. My company always attaches great importance to quality controlling from the very beginning to the very end.
Q: How can I pay you?
A: After you confirm our PI, we will request you to pay. T/T and L/C,Paypal, Western Union are the most usual ways we are using.
Q: How do you check all the goods in the production line?
A: We have spot inspection and finished product inspection. the goods when they go into next step production procedure.
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