sodium metabisulfite, Na2S2O5,96%

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sodium metabisulfite Na2S2O5 (1)Grade: industrial grade (2)Molecular formula: Na2S2O5 (3) Physical appearance: white or yellow crystalline powder or small crystal (4)Purity(Na2S2O5): 96.5% min (5)Content of SO2: 65% (6)Main use: Dyeing mordant; antichlor fabric after bleaching; food preservatives；reducing agent and sulfonating agent in chemical, medicine industry; bleaching agent for bamboo, wood, paper fiber; non-ferrous metal ore-dressing agent; waste water treatment agent and rubber coagulator (7) Packing: Plastic woven bag internal with plastic bag, net weight of 25 kg per bag. (9)Net weight: 25kg /bag (10)specification: Main content (Na2s2o5) ≥ 96.5%; SO2 ≥ 65.1% Content of iron (Fe) ≥0.005% heavy metal( in pb) ≤ 0.001% Content of arsenic(As) ≤ 0.0002% PH: 4.3 Lynn tiankaichemsales2@hotmail.com

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tiankai chemical materials co.,ltd

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