Direct Zinc Oxide 97% CAS No.: 1314-13-2 ISO certificate, SGS test report available Usage: paint, enamel, ... / French Process: Zinc Oxide 99.5%, 99.7%Direct Method / American Process: Zinc Oxide 90%, 92%, 93%, 95%, 96%, 97%, ... well, and lower the physical parametererror of the electronic component.2. High purity, it is convenient to operate and better ... sjzyongchang.com Zinc Oxide 97% CAS No.: 1314-13-2