Sodium Metabisulfite Smbs

FOB Price 400 - 420 USD / mt

Name：	Sodium Metabisulphite(SMBS)
Chemical formula：	Na2S2O5
Physical appearance：	White powder or small crystalline particles.
Quality standard：	GB1893-1998
Description：	Sodium Metabisulphite, Sodium Metabisulfite, SMBS,E222 Application: 1>Bleaching agent for textile fibres; 2>Colors stripper and dechlorination; 3>Preparation of Indigo Vat Dye; 4>Solubilizing and acidyfing agent for leather industries ; 5>Bleaching agent forpaper pulps; 6>Preservative and sterilisation agent for food industries. Package: 1>25kg /50kg compound plastic woven bag with inner polythene liner; 2>1000kg Jumbo bags; 3>Any other particular requirements to the package can be discussed. Shelf Life: Half one year. Storage & Handling: 1>Store the product in a cool and dry place; 2>Prevent from direct sunlight,water and moisture; 3>Avoid contact with strong acid,oxidants or poisonous substances; 4>Exposure to moisture will make it oxidze easily to sodium sulphate; 5>Do not store it for long time. Product Specification: TECH GRADE FOOD GRADE NA2S2O5 >96.5% >97.0% SO2 >65% >65% FE <0.005% <0.003% WATER INSOLUBLE <0.05% <0.05% HEAVY METAL(PB) <0.001% <0.001% AS <0.0003% <0.0001%