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如何分辨银还是锡

更新时间: 2020-11-02 00:00:00     

分辨银和锡方法:看颜色,掂重量,查硬度,听声韵,看茬口定成色。纯度越高的银子,银色愈洁白,面档细腻均匀发亮,有润色。如果含铅质,面档发出潮花带有青灰色。白银密度比一般常见金属略大,因而掂掂重量可对其是否为白银作出初步判断。伪造白银一般是用红铜、黄铜、白铜、铅、锡、铝等制造的。

关键词: 如何 分辨 还是

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