High Quality Sodium Metabisulphite CAS 7681-57-4 Sodium Metabisulfite 99%

• CAS No.: 7681-57-4
• Formula: H2O5s2.2na
• EINECS: 231-673-0
• Appearance: Powder
• Usage: Oil Drilling Auxiliary Agent, Water Treatment Chemicals, Rubber Auxiliary Agents, Plastic Auxiliary Agents, Coating Auxiliary Agents, Textile Auxiliary Agents, Paper Chemicals, Surfactants, Leather Auxiliary Agents
• Color: White
• Model NO.: CAS 7681-57-4
• Molecular Weight: 190.10
• Grade: Top Grade
• Molecular Formula: Na2s2o5
• MOQ: 1 G
• Transport Package: 25kg/Drum
• Specification: 99%min
• Trademark: Boyu
• Origin: Shandong
• HS Code: 28321000
• Production Capacity: 500000tons/Per Year

Product Description

Product Description

Sodium metabisulfite is white or yellow crystalline powder or small crystals with a strong smell of SO2. The aqueous solution is acidic. When it comes in contact with strong acid, it releases SO2 and generates corresponding salts. If left in the air for a long time, it will be oxidized into Na2S2O6, so this product cannot Long lasting.

 

Detailed Photos

 

Product Parameters

Product Name	SODIUM METABISULPHITE
Analysis item	Standard	Analysis Result
Main content(Na2S2O5)	97%min	97.1%
Fe ( Fe)	0.003%max	0.003%
Water-Insoluble	0.05%max	0.02%
(As) content	0.0005%max	<0.0001
(pb) content	0.0005%max	<0.0005

Application

Used as a fixing agent in the photographic industry.

Used in the perfume industry to produce vanillin.

Used as a preservative in the brewing industry.

For printing and dyeing, tanning.

Used as wastewater treatment in electroplating industry and oil field.

Used as a beneficiation agent in mines.

Used as preservative, bleaching agent and bulking agent in food processing

 

Certifications

Packaging & Shipping

 

Company Profile

Shandong Boyu Co., Ltd. is located in Shandong Province, China. We specialize in the production and trade of organic intermediates, food additives, daily chemicals, etc.

Our products are exported to more than 100 countries overseas, and we have established close and stable cooperative relationships with more than 200 countries. 80% of them are exported to Europe and the United States, and 20% are exported to Southeast Asia, the Middle East, South Africa and other regions. Due to excellent quality and after-sales service, our company has won a good reputation at home and abroad and is highly praised by customers.

"Quality first, customer first" is our tenet.
Sincerely looking forward to establishing long-term and mutually beneficial business relationships with customers around the world.
 

Our Advantages

1.Supply sample
2.The packing also can be according the customers` requirement
3.Any inquiries will be replied within 24 hours
4.we provide Commercial Invoice, Packing List, Bill of loading, COA and Origin certificate.
5.Factory price.
6.Prompt delivery. We have good cooperation with many professional forwarders, We can send the products to you once you confirm the order.
7. Better payment terms. 
 

FAQ

1. Q: What is the MOQ of this product?
     A: One pallet

2. Q: We are in hurry, Can the cargo be transported by air?
    A: Definitely! 

3.  Q: What payment terms can you offer?
     A: TT, LC, DP.

4.  Q: Do your products have COA ?
     A: Yes, our company has the full COA, TDS and MSDS of the products we sell. 

5.  Q: Can you send a sample?
     A: Yes, please contact me for more detailes..