White powder or small crystalline particles.
Application: 1>Bleaching agent for textile fibers; 2>Colors stripper and dechlorination; 3>Preparation of Indigo Vat Dye; 4>Solubilizing and acidifying agent for leather industries ; 5>Bleaching agent for paper pulps; 6>Preservative and sterilization agent for food industries.
Package: 1>25kg /50kg compound plastic woven bag with inner polyethylene 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 a strong acid, oxidants or poisonous substances; 4>Exposure to moisture will make it oxidize easily to sodium sulfate; 5>Do not store it for a 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%