直接法氧化锌 用途：主要用于涂料、橡胶、医药、化工、汽车工业和轻工等工业。物理性质：无毒、无味，白色或微黄，轻体粉末，易吸潮。分子式：ZnO分子量：
81.39（按2001年国际质量原子量）包装及储藏：本产品用内衬塑料袋，外套塑料编织袋，每袋净重25KG或50KG，本产品应避免破损、受潮、污染和与酸接触。 指标名称指标ZnO-XZnO-X2ZnO-T1ZoN-T2ZnO-T3颜色(与标准样比)Colour (comparing with the standard sample)符合标样氧化锌(以干品计)/%
≥Zinc oxide(calculated with dry product)/%≥99.599.099.599.098.0金属锌(以Zn计)/%
≤Metal zinc (calculated with Zn)/ %
≤无无无——氧化铅(以PbO计)/%
≤Lead oxide (calculated with PbO) /%≤0.120.20———锰(以Mn计)/%
≤Manganese (calculated with Mn) /%
≤0.0002————氧化铜（以CuO计)/%
≤Copper oxide (calculated with CuO) /%
≤0.006————氧化镉（以CdO计）/%
≤Cadmium oxide (calculated with CdO) /%≤0.020.05———盐酸不溶物/%
≤Hydrochloric acid insoluble matter/%≤0.030.04———灼烧失量/%
≤Burnt loss/%
≤0.40.60.40.6—筛余物(45μm 湿筛) /%

≤Screening residues(45μm wet sieve)/%  ≤0.280.320.280.280.35水溶物/%
≤Soluble matter in water/%
≤0.40.60.40.60.8105℃挥发物/%
≤Volatile matter at 105℃/%
≤0.40.40.40.40.4遮盖力/(g/m2)

≤Masking power /(g/m2)
≤——150150150吸油量g/100g
 ≤Oil absorption g/100g

≤ ——182020消色力/%

≥Reducing power/%
≥——1009595