Zinc oxide 99.9% 1 CAS NO.:1314-13-2 2 ISO9001 Certificate ... Zinc Oxide, Pharmaceutic Zinc Oxide, nanometerZinc Oxide, etc.Property: White powder, odourless, relative density 5.606, stable under normaltemperature. Insoluble in ... Zinc Oxide (in accordance with dry materials) % ≥ ZnO 99.5% ZnO 99% ZnO 98%ZnO 95%ZnO 90%Lead oxide (PbO ... % ≤0.40.40.50.50.5 Hot sale zinc oxide 99.5% 99.7% 99.9% manufacturer