タイトルまたは説明

Molecular formula: Na2s2o5 Appearance: white or yellowish crystal powder Quality standard: HG/T ********7 Main purpose: 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: *5kg /bag *0kg /bag ***0kg /bag Food-grade sodium metabisulfite