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潘多拉手链发黑了怎么清洗
更新时间: 2020-10-30 00:00:00  

潘多拉手链发黑了,可以用酒精或碳酸钠进行擦拭,而且效果很好。潘多拉手链主要用材是925纯银,银饰变黑是正常的自然现象,因空气和其它自然介质中的硫和氧化物等对银都有一定的腐蚀作用,在佩戴一段时间后,就会出现一些微小的斑点,甚至变成黑色。

乙醇是一种有机物,俗称酒精,化学式为CH3CH2OH(C2H6O或C2H5OH)或EtOH,是带有一个羟基的饱和一元醇,在常温、常压下是一种易燃、易挥发的无色透明液体,它的水溶液具有酒香的气味,并略带刺激。

关键词: 手链 发黑 怎么 清洗

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