White Powder Sodium Metabisulfite Metabisulphite for Food Additive

• CAS No.: 7681-57-4
• Formula: Na2s2o5
• EINECS: 231-673-0
• Certification: CCIC, CIQ, RoHS, ISO
• Purity: 90%~99%
• Type: Sodium Sulfate
• Model NO.: Sodium metabisulfite 97%
• Appearance: Powder
• Grade Standard: Food Grade
• Name: Sodium Metabisulfite
• Other Name: Sodium Pyrosulfite
• Color: White
• Shape: Powder/Flake
• Model No.: 97%
• Standard: Industrial/Food Grade
• Use: Food Additive/Food Preservative
• Transport Package: Bag
• Specification: 25kg/Bag
• Trademark: HBJH
• Origin: China
• HS Code: 2832100000
• Production Capacity: 100000ton/Year

Product Description

Product Description

Sodium metabisulfite appears as a white crystalline or powder solid with a slight sulfur odor. Toxic by inhalation. Strongly irritates skin and tissue. Noncombustible, but may decompose to emit toxic oxide fumes of sulfur and sodium when heated to high temperature. A corrosive acid when mixed with water. Used as a food preservative and as a laboratory reagent.

Detailed Photos

 

Product Parameters

Test Iterms	Specification	Test Result
Purity(As Na2S2O5) ;   %≥	97%	97.3
Iron(As Fe);    % ≤	0.003	0.002
Arseni c;  mg/kg ≤	5.0	<5.0
Heavy Metal(As Pb); mg/kg ≤	1.0	<1.0
Water insoluble matter	0.05	0.02

Application

1.Chemical industry:As well as the purification of phenylpropane sulfone and benzaldehyde. The photographic industry is used as a fixative for the fixer. The perfume industry is used to produce vanillin. Used as a preservative for brewing industry, a rubber coagulant and a bleaching agent for cotton bleaching. Organic intermediates, dyes, and tanning are used as reducing agents for electroplating, wastewater treatment in oil fields, and as a mineralizer for mines.
2.Industry:It is used in printing and dyeing, organic synthesis, printing, tanning, pharmaceutical and other departments; as a preservative,bleaching agent and loosening agent in food processing.
3. Reagent:(Printing and dyeing, photography, etc.), used as bleach mordant, reducing agent rubber coagulant, also used in organic synthetic pharmaceuticals and spices.

 

 

Packaging & Shipping

 

Company Profile

We are an international company active in oil drilling chemicals, fertilizers, mining chemicals, water treatment chemicals and related chemicals. We have a strict quality management system to provide customers with satisfactory products.
We will continue to adhere to the core values of "integrity, quality, excellence" and strive to become a competitive and respected industry leader. Welcome friends at home and abroad to work together to create a better future

 

FAQ

Q: Are you a manufacturer or a trading company?

A: We are a manufacturer located in Hebei Province.

Can I get some samples before I place an order?

A: Yes, we can provide free samples, but you will pay the freight.

Q: How long will it take to get a sample?

A: 7-10 days for general products, 30-40 days for customized products. Depends on production arrangements.

Q: What documents do you provide?

A: Usually we provide commercial invoice, packing list, bill of lading, COA, health certificate. If your market has any special requirements, please let us know.