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首飾純銀即是怎決定的

人們常說純銀首飾, 純銀是甚麼意思? 幾多度純銀是怎樣算出來的? 多少純銀才是「好東西」?

By Flora Au  (middle-school student) on 2012-09-28  Answers 4   Views 198

i can answer

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By Anonymous on 2012-11-19

可參考

http://blog.yahoo.com/_KVRIGCGYQL5YVRVKBHOXU2XJWI/articles/page/1

http://blog.yahoo.com/_LLQKB7DM7SUGZTQ6I3HHPSIDIE/articles/page/1

希望幫到您

 

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By ChanHang (pupil) on 2012-10-05

純銀手飾雖然較名貴, 但容易變型. 所以係純銀手飾加入其他合金增加硬度, 係好正常.

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By rachel ma (graduate) on 2012-10-04

一般純銀含量只要超過千分之925就被認定為純銀, 是僅次於白金或黃金的貴重金屬之一.

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By vincy luk (graduate) on 2012-10-03

銀的純度就是那一件飾品材料用了多少銀來製作。足銀(純銀)由99.9%純銀製作,而紋銀由92.5﹪純銀混合大約7.5﹪其它金屬製作。

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