Sodium metabisulfite factory

     Sodium metabisulfite is white or yellow crystalline powder or small crystals with a strong SO2 odor. The aqueous

solution is acidic. When it comes in contact with strong acid, it will release SO2 and form corresponding salts. It will

be oxidized to Na2S2O6 in the air for a long time, so this product cannot Long-lived.Used as preservative, bleaching

agent and bulking agent in food processing. In industry, sodium metabisulfite is used in printing and dyeing,

organic synthesis, printing, tanning, pharmaceuticals and other sectors; sodium metabisulfite is used in the chemical

and pharmaceutical industries to produce sodium hydroxide, sulfamethazine, caprolactam, etc., as well as chloroform, phenylpropansulfone And benzaldehyde purification. The photographic industry is used as a fixative

ingredient. The perfume industry is used to produce vanillin. Used as preservative in brewing industry, rubber

coagulant and dechlorinating agent after bleaching cotton cloth. Organic intermediates, dyes, tannery as reducing

agents.Chemicalbook is used as electroplating industry, wastewater treatment in oil fields, and as a beneficiation

agent in mines.

     According to my country's GB2760-86 regulations: as a preservative for fruit wine, the maximum use amount is

0.25g/kg; as a bleaching agent for glucose, sugar, bamboo shoots, rattan mushrooms, etc., no more than 0.45g/kg;

residual amount (SO2 Count), bamboo shoots and mushrooms shall not exceed 0.025g/kg, fruit wine and sugar shall

not exceed 0.05g/kg, and other varieties shall not exceed 0.1g/kg.

     Chemwill Asia co.,Ltd is one of the leading factory of Organic compounds in CHINA.We own GMP licence as well

as ISO certificate paper. CHemwill employs over 165 peoples including professional technical experts and

professional-trained workers. The sales volume of our company in 2018 is over 8.5 million dollars. Our main

production base is located in Xuzhou industry park. We produce a wide range of organics including Active

pharmaceutical ingredients(APIs), Veterinary,  Indole derivatives, Aromatics, Fluorine, Boronic acids,organocatalysts,

chiral building blocks, heterocyclic compounds. We are certified both to the ISO 9001 and ISO 14001 Standards,

have a safety management system in place. If you need, please contact us.

Sodium metabisulfite 7681-57-4 manufacturer (chemwillchina.com)