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黄金变白在家如何处理
更新时间: 2020-11-11 00:00:00  

拿变白的黄金用专业火枪加热处理,因为汞的熔点很低,在加热处理中,汞就会马上挥发,使黄金饰品恢复本来面目。黄变白主要是接触到含Hg元素的物质,与之反应,生产了白色的金汞化合物。从而使黄金产品表面颜色变白,质地变脆,.

关键词: 黄金 在家 如何 处理

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