... Indirect Method / French Process: Zinc Oxide 99.5%, 99.7%Direct Method / American Process: Zinc Oxide 90%, 92%, 93%, 95%, ... 96%, 97%, 98%, 99% Application Zinc Oxide can be added into ... various materials and products, including plastics, ceramics, glass, cement, rubber, lubricants, paints, ointments, adhesive, ...