We are tianjin yongze intl trade co in China.
We export all kinds of specfication zinc oxide, assay is 99.7%, 99.5%, 90% and etc.
zinc oxide 99.7%
1. L. O. L: =<0.2%
2. Water soluble matter: =< 0.1%
3. Volatility at 105oC: =< 0.3%
packing in 25kgs pp bags
If you are interested in them, please contact with us