... powder 3,competitive price 1.Rubber Grade of Zinc OxideRubber grade zinc oxide is used in series of products such as ... thick glaze or enamel.3. Chemical Grade Zinc OxideWidely used in zinc stearate,zinc bromide,zinc borate,phosphate and other liquid products,and ... livestock,fishery,fishery levels of various types of feed additives for zinc. Zinc Oxide ≥99.7099.5099.4099.7099.5099.40Metallic Metals( ...