... chemical additives is usually and widely used in plastic, silicate products, synthetic rubber, lubricants, paint, medicines, adhesives, food, batteries, flame retardants ... a kind of nano-materials to work on some relevant products ItemsContentPurity (zno)99.70 min99.50 minMetal (Zn)00PbO %≤ 0 ... )USES: Rubber/tyre, pharmacy, Glass, cement, Food, electronic, Zinc oxide petroleum chemical industry grade