use: 1, in the rubber and tire industry, zinc oxide is essential additives, can also be used natural rubber, synthetic rubber latex and vulcanizing agent and a reinforcing agent and a coloring agent. 2, in the chemical industry, zinc oxide is widely used as a catalyst, desulfurization agent, such as methanol synthesis catalyst, as when ammonia desulfurization agent. 3, in the paint industry, zinc oxide addition tinting strength and hiding power, is the paint preservatives and brightening agent 4, in the glass industry, zinc oxide used in specialty glass products. 5, in the ceramic industry, zinc oxide used as a flux. Physical properties: non-toxic, odorless, white or yellowish, light powder, easily absorbing moisture. Molecular formula: ZnO Molecular weight: 81.39 (at 2011 international quality, pollution and acid exposure and atomic weight) Specifications: net weight 25KGS or 50KGS Packaging: Outsourcing color covered plastic woven bags lined with polyethylene film Storage: Avoid damage, moisture, contamination and contact with acids Export-related: Small 20-foot container loaded volume: 20 tons (free use of pallet) Customs code: 2817001000 Quality Standard: GB / T3494-2012