Sodium metabisulphite tech/food grade minimum 96.5%/97% purity CAS NO.7681-57-4

-Produce strictly according to international standard.

-First-class facilities,modern technology,excellent personnel makes products stable and reliable. 

-CIQ/SGS/ISO inspection.

-Factory near port,very convenient shipment.

-18 year export,very skillful operation.

-Famed in USA,UK,Germany,Philippines,Brazil,Uruguay etc.

Company profile:

Founded in 2000.Changsha weichuang chemical co.ltd,is a professional mondern chemical manufacturer of sodium metabisulfite(8000mt/year),sodium thiosulphate(6000mt/year), sodium sulphate(5000mt/year),ferrous carbonate(10000mt/year) etc. 

which consists of two plants:No.1 chemical plant and No .2 chemical plant,occupying 28000 square meter, with fixed assets of RMB12 million and 210 employees. 

We enjoyed a good location,the plants are closely to JINGGUANG railroad and JINGZHU highway.

It only takes1 hour from the factory to Xinggang port of Changsha and 10 hours to Huangpu port of Guangzhou. 

Meanwhile,Weichuang Chemical are specialized in the local resource chemicals such as soda ash,ammonium chloride and sodium bicarbonate etc. 

We devoted to the survival by quality and development by reliability.

Product name: Sodium metabisulfite (SMBS)

Molecular formula: Na2S2O5

Appearance: White crystalline powder

CAS No.:  7681-57-4  

Quality standard: GB 1893-1998

Supply ability: 30000 metric tons per year

Application: 1. Bleaching agent for textile  firbres

                        2. Color stripper and dechlorination

                        3. Preparation of indigo Vat Dye

                        4. Solubilizing and acidyfing agent for leather industries

                        5. Bleaching agent for paper pulps

                        6. Preservative and sterilisation agent for food industries

Product specification:

Product description: White or slightly yellowish crystalline powder

Package: 25Kg/50Kg woven bag or as per of customer's request