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Sodium Metabisulfite (Technical Grade/Food Grade) |
Chemical formula:Na2S2O5
[CAS No]:7681-57-4
[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
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