white or yellowish crystal powder
Dyeing mordant, dechlorinating agent for washed fabric, medical deoxidizer and sulfonating agent, bone black for bamboo, wood and paper fiber, non-ferrous mineral separation agent, waste water disposing agent, rubber coagulator. Packing: external polypropylene woven bag, polyethylene plastic bag lining. Net weight: 25kg /bag 50kg /bag 1000kg /bag Food-grade sodium metabisulfite
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