黃金純度怎麼看？K數完整說明
📌 重點摘要： 黃金純度標示：24K=99.9%、22K=91.6%、18K=75%、14K=58.5%。純度越高回收價越好。以XRF螢光分析儀檢測最精確。
Conclusion: Know your purity markings to avoid being shortchanged
Gold purity directly affects recovery price. Understanding purity markings is essential knowledge for every gold holder.
Common gold purity reference
- 9999 / 999.9 = 24K = 99.99% pure (gold bars, coins)
- 916 = 22K = 91.6% (traditional Taiwanese jewelry)
- 750 / 18K = 75% (modern jewelry mainstream)
- 585 / 14K = 58.5% (common in Western jewelry)
- 375 / 9K = 37.5% (lower purity pieces)
FAQ
Q: I can't find any markings - how do I know the purity?
A: Bring it to us for a professional instrument test - takes just a few minutes.
Q: Does higher purity mean higher recovery price?
A: Yes, 9999 pure gold commands the highest unit price; K-gold is calculated proportionally.
📚 參考資料： 純度標準參考：CNS國家標準及ISO 9202國際貴金屬純度標準
相關文章：❓ 常見問題
Q: 24K和18K差多少？
A: 24K含金量99.9%、18K含金量75%。同重量的話，18K回收價約為24K的75%。
Q: 怎麼知道我的金飾是幾K？
A: 看金飾上的印記：999=24K、750=18K、585=14K、417=10K。也可以到店用儀器檢測。
Q: 純度檢測會弄壞金飾嗎？
A: XRF螢光分析是非破壞性檢測，不會損傷物品。火燒測試才會留下痕跡，會事先徵得同意。
Contact Us
Phone: 0986-821-626
LINE: @QPD888
Address: Taipei Da-An District, Ji-Nan Rd Sec3, 62-1