1.zinc oxide 2.we are factory 3. have ISO certificate 4. extremely competitive price 1. use, Used in rubber and tyre industry, Rubber speed hump, rubber o-rings, rubber gloves, rubber tyre, latex ; and also can used ceramics, coating , feed . cosmetic and etc .2. Price ,because the raw material price is not stable , so zinc oxide price is not stable too , pls ask me at any moment , I can give you ...