... 3.Large output 4.Good quality 5.ISO9001:2008 Oxidizing agent sodium persulfate Uses (1).Used in the polymerization liquid ... etc; (2).Used as surface treatment agent of metal and semiconductor material, etching agent of printed circuit, and the surface activation ... of other persulfates; (4).used as polymerization initiator, desizing agent in fiber industry, and chromogenic reagent of vat dyes; ( ...