... gradefirst gradesecond grade Content(as ZnCl2), ≥chlorid oxidation(as ZnO), sulfate(SO4),= barium(Ba),= ferrum Fe),= plumbum(Pb),= zinc plate cauterization ... experiment 98.01.8-2.20.010.10.00050.0005qualified98.02.20.010.10.0010.001-96.02 ... drum, or packed in 25kg with polypropylene bag.It is we could provide zinc chloride with various kinds of specifications according to ...