... of oxalic acid (h2c2o4.2h2o) : 1.In plastic woven bag 25kg net, lined with PE bag.2 ... , and Borneol, etc. 3. In Light industry: polishing for Marble, rust-remover, bleaching, dirt-remover, leather-processing, wood ... as reducing agent for dyeing and printing industry, as bleaching agent for textile, substitute for Acetic acid, as coloring mordant for fast pigment ... oxalic acid powder 99.6%min from China