bleaching agent for textile fibres;Colors stripper and dechlorination; preparation of Indigo Vat Dye.  

Product Name: Sodium Metabisulphite

Chemical formula:  Na2S2O5

CAS No7681-57-4

Physical appearance: white or slightly yellowish crystalline powder

Application: bleaching agent for textile fibres;Colors stripper and dechlorination; preparation of Indigo Vat Dye; solubilizing and acidyfing agent for leather industries ;bleaching agent for paper pulps;preservative and sterilisation agent for food industries.

Package: 25kg compound plastic woven bag with inner polythene liner Shelf Life: 6 months

Storage & handling: Store the product in a cool and dry placeprevent from direct sunlight ,water and moistureavoid contact with strong acid,oxidants or poisonous substances. Exposure to moisture will make it oxidze easily to sodium sulphate.Do not store it for long time.

Specification

Na2S2O5	96%
Iron(Fe)	50ppm
Heavy metal(as Pb)	0.001%
Arsenic(As)	0.0002%

Sodium Meta Bisulphite