High-Purity Gold (Au1)Purity ≥99.999%, available in flake and cylinder forms. Custom specifications supported.参数:纯度 ≥99.999%,提供片状与柱状两种形态,规格可定制 用途:背光、显示、固态照明、紫外杀毒等器件的真空蒸镀膜层 适用工序:蒸镀