Product: Zinc Oxide Purity: zno 99% /99.5%/99.7% Standard: GB/T3185-92 Quality assurance: Iso9001-2000 Package: 25kg pp woven bags with pe liners or according to customers requirement Lead time:10-15 working days after receipt of the l/c payment term: l/c at sight or t/t MOQ:10mt Usage: chemical/rubber/plastic/glass/digital/indicator/medical