High Quality White Crystalline Powder 96% Purity Sodium Sulphite Anhydrous Sodium Sulfite CAS 7757-83-7

• Customization: Available
• CAS No.: 7757-83-7
• Formula: Na2so3
• Model NO.: CAS 7757-83-7
• Certification: WQA
• Environmental Protection: Yes
• Color: White
• Appearance: Liquid
• Type: Industrial Circulating Water Treatment Agent
• Model No.: 7757-83-7
• Sample: Available
• Delivery: 15 Days
• Solid Content % Min: 96
• Transport Package: PP Woven Bags or Cowhide Bags of 25kg/Bag Net
• Specification: PP Woven Bags or Cowhide Bags of 25kg/Bag Net
• Trademark: HIGHWIN
• Origin: China
• Production Capacity: 4000ton/Year

Product Description

Product Parameters

anhydrous sodium sulfite	Technical index	The result of actual measurement
Sodium sulfite	≥96	96.1
Iron	≤0.005	0.001
Water insoluble	≤0.03	0.003
Free alkali	0.40	0.21
Concluding opinion	Qualified

Application

1.Used as bleaching agent,preservative,loosening agent and antioxidant in food industry.It is also used in pharmaceutical synthesis and as a reducing agent  in the production of dehydrated vegetables.

2.It used as dye reducing agent in the smelting of various cotton fabrics to improve the products' whiteness.the textile industry is used as a stabilizer for man-made fibers.

3.The paper industry is used as a lignin remover.

4.The electronics industry is used to manfacture photoresistors.
Used as a developer in photosensitive industry.

5.The water treatment industry is used for electroplating wastewater,drinking water trestment,etc.

6.Used as a reducing agent in the organic industry is in production to prevent the oxidation of semi-finished products during the reaction process.

7.Used to produce cellulose sulfite,sodium thiosulfate.

 

Packaging & Shipping

 

 

Hubei Highwin New Material Technology Co., Ltd. 
focuses on the research and development, production and 
sales of epoxy resin and other chemical raw materials. 
We have our own R&D laboratory, by ordinating our suppiers 
all over the world and manufacturing products with cooperatedbased factories, we're keeping enhance our competitiveness in the market. 
Before developing overseas sales, we have been rooted in 
chemical raw materials for more than 20 years and have 
already been one of the top suppliers in China after years of 
efforts. There are a group of hard-working, motivated, and creative staff working not only for the company but also for you--our respectable customer and partner! Based on good service and high-quality products, we're widely praised and trusted by customers and keep long-lasting relationships with them. 
We aim to grow responsibly and believe we can build a good 
ethos and benchmark for the raw material industry!

FAQ

FAQ:
Q1: Can I get samples?
A: Yes, we can provide you with free samples, but the freight needs to be paid by you, I hope you can understand.
Q2: How to pay?
A: PI will be sent firstly after our aligned products specification. Payment by Paypal , T/T, Western Union,LC, are ok.
Q3: How is your MOQ?
A: Normally speaking, our MOQ is 1kg. But we can also accept less quantity such as 100g on the condition that sample charge is100% paid.
Q4: How can you guarantee the quality of your products ?
1. Our staff are all experienced in chemical products or related major background, they are well trained before quotation.
2. Free sample or pre-shipment sample are available for our new cooperation before you place commercial order. We are sure the same specification commercial products as sample to customers
3. Third Party Inspection like SGS can be arranged according to your requirement before shipping.
4. On-Spot QC in our APPROVED associated production bases with necessary certification like GMP, ISO etc.
Q5:How is your after-sales service?
A: If you have any technical or quality problems after receiving the goods, you can always contact us. If the problem is caused by us, we will send you the goods for free or refund your loss.