Customization: | Available |
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CAS No.: | 7757-83-7 |
Formula: | Na2so3 |
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Product Description |
Application |
1).Water treatment: used as a dechlorination agent to remove residual from tap water and wastewater; Used as an oxygen scavenger in boiler water treatment to prevent metal corrosion.
2).Chemical industry: used as a reducing agent in organic synthesis processes such as dyes, pesticides, and pharmaceuticals; Used for preparing chemicals such as sodium thiosulfate (baking soda).
3).Textile and papermaking: used as bleaching and dechlorination agents in the printing and dyeing industry; Used in the papermaking industry to bleach pulp and reduce the impact of lignin.
4).Photography industry: As a protective agent for developing solutions, it prevents premature oxidation and failure of the developer.
5).Environmental applications: used for exhaust gas treatment, absorbing SO2, reducing air pollution; In the treatment of electroplating wastewater, hexavalent chromium is reduced to low toxicity trivalent chromium.
6).Other uses: as anti-aging agent in rubber industry; Used as a reducing agent for laboratory analysis, such as iodometric method.
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FAQ |
Q1: Are you a manufacturer or a trading company?
A: We are a combination of industry and trade.
Q2: Can I get some samples?
A: Yes, we can supply the free sample, but the shipping cost will be paid by our customers.
Q3: Do you accept OEM service?
A: Yes, we accept OEM services, Please contact us to design your own brand product.
Q4: What's your MOQ?
A:Our MOQ is flexible,usually 1kg-10kg for trial order is acceptable, for order MOQ is 25kg.
Q5: Is there a discount?
A: Of course, welcome to contact us. Price would be different based on different quantity. Forbulk quantity, we will have discount for you.
Q6: How to deliver the goods?
A: <50kg ship by FedEx or DHL etc, ≥50kg ship by Air, =100kg can be shipped by Sea. If you have special request on delivery,please contact us.