高纯硒粉硒锭硒粒包装：聚乙烯瓶锡箔纸真空封装。硒粉规格：99.9%、99.992%、99.999%包装：内包装用薄膜塑料袋，外包装为铁桶，每桶净重25kg。SeCuAsFePbS杂质总和99.9%0.0010.0030.0010.0020.0050.199.992%0.00030.00050.00090.00050.0010.00899.999%0.000010.00010.00010.000030.00020.001)