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Help CenterFactory Directly Food Grade Sodium Sulfite
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Factory directly Food Grade Sodium Sulfite
Medicine, used as salting-out agent, coagulant, also used in paper, glass, printing and dyeing, synthetic fiber, leather and other industries
Mainly used as synthetic detergent filling material. Papermaking industry used in the manufacture of sulfate pulp cooking agent. Glass industry to replace soda ash. Used for manufacturing sodium sulphide, sodium silicate and chemical industry raw materials of other chemical products. Textile industry is used to allocate vinylon spinning coagulation bath. Pharmaceutical industry is used as the delay evacuant. Also used in non-ferrous metallurgy, leather, etc.
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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