CAS 7757-83-7 Manufacturers Price Sodium Sulfite Anhydrous Na2so3 Sodium Sulfite

• Customization: Available
• CAS No.: 7757-83-7
• Formula: Na2so3
• Model NO.: JC-Na2so3-01
• EINECS: 231-821-4
• Certification: ISO
• Purity: ≥96.5%
• Type: Sodium Sulfate
• Appearance: Powder
• Grade Standard: Industrial Grade
• Color: White/Light Yellow
• Fe: ≤0.005%
• as: ≤0.0001%
• Water Insoluble: ≤0.05%
• Heavy Metal(Pb): ≤0.0005%
• Solubility: Easy
• Expiration Date: 2 Years
• Bag Marks: Customizable
• Sample: Free
• MOQ: 25tons
• Transport Package: PP Bag
• Specification: 50kg/1000kg
• Trademark: N/M
• Origin: China
• HS Code: 2832100000
• Production Capacity: 30000tons/Month

Product Description

Product Description

 

• Appearance: White, crystalline powder

• Chemical Formula: Na₂SO₃

• Properties:

  • Soluble in water

  • Reacts with acids to produce sulfu r dioxide gas

  • Acts as an antioxidant

• Safety Note:

  • May cause skin, eye, or respiratory irritation

  • Should be handled with proper protection

Detailed Photos

Product Parameters

Industrial grade:

TEST ITEMS	TEST STANDARD	TEST RESULT
Na2S2O5	≥96.5%	97.42%
FERRON(Fe)	≤0.005%	0.001%
WATER INSOLUBLE	≤0.05%	0.02%
As	≤0.0001%	<0.0001%
HEAVY METAL(Pb)	≤0.0005%	<0.0002%
CLARITY	PASS	PASS
APPEARANCE	WHITE OR LIGHT YELLOW CRYSTALLINE POWDER	PASS
CONCLUSION	THE ABOVE PRODUCT COMPLIES WITH INDUSTRIAL GRADE

Application

                         Pulp and Paper Industry                                                             Textile Industry

                                            Food Industry                                                                      Water Treatment

Sodium Sulfite Anhydrous is a white powder used in many industries. It is commonly used in water treatment to remove extra chlorin e from water. In the paper industry, it helps break down wood to make paper. It is also used in photography to protect developing solutions from air and extend their life. In the textile industry, it is used during the dyeing and bleaching process. Additionally, it can act as a preservative in some foods and drinks, such as dried fruits and wine, to prevent spoilage and color changes. It is also used as a reducing agent in chemical manufacturing.

Packaging & Shipping

Packaging:
25/50kg bag--27tons/1FCL without pallet
1000kg bag--25tons/1FCL without pallet

Shipping:
We mainly use MSC, Maersk, CMA CGM, COSCO, HPL, ONE, YML, WHL, PIL and ZIM.

Certifications

Company Profile

Shandong Jiuchong Chemical Company Limited was founded in 2016, which is located in Weifang City, Shandong Province, China. We have 228 square meters of office space. Now Jiuchong chemical is a large modern international chemical enterprise with more than 28 series. Since our establishment, the company has gradually established and improved a sound supply chain system, quality monitoring system and service system, ensuring products quality and service. 
At the same time, relying on our own geographical location and resource advantages, our company is committed to the optimization of a variety of chemical supply chain, including magnesium chloride, sodium metabisulfite, sodium bicarbonate, calcium chloride, magnesium sulfate, polyaluminium chloride, aluminium sulfate, industrial salt, soda ash etc. 
Our products are sold well in 288 domestic cities and more than 36 foreign countries. Now the company has won the praise and trust of domestic and foreign customers. Based on stable quality and output, good team service and staff efforts, we will continue to develop domestic and foreign markets.
Jiuchong chemical takes "integrity, innovation and development" as the concept, puts integrity in the priority position in serving customers, and guarantees high quality products and satisfactory cooperation for customers experience. Your satisfaction is our driving force. Quality is the soul of enterprise and that is what we have always done. In the future, Shandong Jiuchong Chemical Company Limited hopes to build a brilliant tomorrow with you!

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