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蜜蜡怎么辨别真假
更新时间: 2020-11-08 00:00:00  

刮痕鉴定,用刀尖轻刮蜜蜡表面,手指摸下发现手上吸附很多粉末为真蜜蜡,紫外线鉴定,琥珀和蜜蜡在紫外线下会呈现天蓝色荧光反应效果。

针烧鉴定,只能在蜜蜡隐蔽处实验,将针加热至红,烫在蜜蜡隐蔽处会产生黑烟,有松香味,被烫处成为灰烬则为真蜜蜡。

比重鉴定,天然蜜蜡在清水中会下沉,在盐水比例1:4的盐水溶液中会上浮。假的会浮在清水中。化学药剂测试鉴定,不会溶于有机溶剂的为真蜜蜡。

关键词: 怎么 辨别 真假

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