Re: 仙女下凡來解答~ XD - Gucci
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By Suhail Hany
at 2004-02-06T01:19
at 2004-02-06T01:19
Table of Contents
※ 引述《mango520 (BEautIful BOy)》之銘言:
: GUCCI的賣法是同款不分價錢,只有白k跟k金的
: 白k是合金,不是白金<鉑Pt>,是金加上鈀等金屬合成
: 而k金也一樣是金加上其他金屬合成,這類我記得不很清楚,等化學高手來解答吧
芒果520大師說的並沒錯,
鉑or鉑金,是一種純金屬,英文是Platinum,一般以化學符號Pt表示。(俗稱白金)
而一般店家所售的"18K白金"(or 18白K金,其實是一樣的意思),
則是黃金中加入25%的鈀(Pd)or 鎳(Ni)所形成的白色合金,
他實際上就是K金的一種,其黃金含量為75%。
鉑金和 K白金可以用下面簡單方法加以區分:
鉑是一種天然純白色的金屬,
K白金則是黃金與鈀(Pd).鎳(Ni).銀(Ag)和鋅(Zn)等金屬的合金,故又稱「K白黃金」。
鉑是很稀有的金屬元素,年產量比黃金少很多,更為珍貴,
且鉑密度極大(常溫下約21.5 g/cm^3),
一件純鉑金的飾品常常比一件K白金飾品重20%左右,
且鉑因為活性極小,可抗強酸.強鹼.氧化,化學活性比K白金更為安定,
鉑金首飾會打有"PT"印記,Ex:"PT900"指該飾品鉑金成分為90%,
而K白金正式註記如"18KWG",是按照其所含黃金成分作為判斷.........
至於所謂的"K金",其實是一種廣義的說法,
基本上只要是黃金和其他金屬元素形成的合金,都叫K金,
至於金屬含量,在化學上應該是用「重量百分率」來描述,
只是在傳統的黃金市場,黃金含量是用"幾K"來描述
純金就24K囉,
至於18K金就是黃金含量75%,其他金屬25%囉
幹,這篇一定要給我一個mark,我明早要報告,正在作投影片
還在打這個東西..^^
--
╮ ╭─╮╭─╮╮ ╮╮ ╮
║ ║╰╦╰─╮║ ║║╮║
╰─╯╰─╯╰─╯╰─╯╰ ╰
--
: GUCCI的賣法是同款不分價錢,只有白k跟k金的
: 白k是合金,不是白金<鉑Pt>,是金加上鈀等金屬合成
: 而k金也一樣是金加上其他金屬合成,這類我記得不很清楚,等化學高手來解答吧
芒果520大師說的並沒錯,
鉑or鉑金,是一種純金屬,英文是Platinum,一般以化學符號Pt表示。(俗稱白金)
而一般店家所售的"18K白金"(or 18白K金,其實是一樣的意思),
則是黃金中加入25%的鈀(Pd)or 鎳(Ni)所形成的白色合金,
他實際上就是K金的一種,其黃金含量為75%。
鉑金和 K白金可以用下面簡單方法加以區分:
鉑是一種天然純白色的金屬,
K白金則是黃金與鈀(Pd).鎳(Ni).銀(Ag)和鋅(Zn)等金屬的合金,故又稱「K白黃金」。
鉑是很稀有的金屬元素,年產量比黃金少很多,更為珍貴,
且鉑密度極大(常溫下約21.5 g/cm^3),
一件純鉑金的飾品常常比一件K白金飾品重20%左右,
且鉑因為活性極小,可抗強酸.強鹼.氧化,化學活性比K白金更為安定,
鉑金首飾會打有"PT"印記,Ex:"PT900"指該飾品鉑金成分為90%,
而K白金正式註記如"18KWG",是按照其所含黃金成分作為判斷.........
至於所謂的"K金",其實是一種廣義的說法,
基本上只要是黃金和其他金屬元素形成的合金,都叫K金,
至於金屬含量,在化學上應該是用「重量百分率」來描述,
只是在傳統的黃金市場,黃金含量是用"幾K"來描述
純金就24K囉,
至於18K金就是黃金含量75%,其他金屬25%囉
幹,這篇一定要給我一個mark,我明早要報告,正在作投影片
還在打這個東西..^^
--
╮ ╭─╮╭─╮╮ ╮╮ ╮
║ ║╰╦╰─╮║ ║║╮║
╰─╯╰─╯╰─╯╰─╯╰ ╰
--
Tags:
Gucci
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