Product Description

metabisulfite sodium

[Molecular weight]:190.09

[Physical Character]:White or yellowish crystalline powder.Relative density 1.4, soluble in water (20 ℃ for 54 g / 100 ml of water;At 100 ℃ for 81.7 g / 100 ml water) acidic aqueous solution, soluble in glycerin, slightly soluble in alcohol.Easy decomposition of be affected with damp be affected with damp, dew easy oxidation air into sodium sulfate and contact with strong acid release sulfur dioxide and generate the corresponding salts, heated to 150 ℃.

Product Uses

The pharmaceutical industry is used to produce chloroform, phenylsulfone and benzaldehyde.The rubber industry is used as a coagulant.The printing and dyeing industry is used as the dechlorination agent for cotton bleaching, and cotton as the auxiliary agent;Leather processing is used for leather processing, which can make leather soft, plump and tough. It has the properties of waterproof, anti-folding and wear-resisting.Chemical industry is used to produce hydroxyl vanillin, hydroxylamine hydrochloride, etc.Photosensitive industry used as a developer;The food industry is used for bleaching agents, preservatives, loose agents, antioxidants, colorants and preservatives.

1.Mordant: printing and dyeing ;

2.Bleach agent :paper pulp,bamboo and timber,waste water treatment;

3.Rubber solidifying agent;

4.Perfume industry is served as hydrocarbon perfume aldehyde

Packing&Delivery

we packed CAS 7681-57-4 bleech agent 96.5% sodium metabisulfite in 25Kgs/Plastic woven bags;1000kgs/Bag 

                        Exporting package can be customized as reqiurements .