huangjinchunduwenzizhushi
有的黄金首饰shangdayouwenzibiaoji,qiguidingwei:zujinhanjinliangbuxiaoyu990‰,zujin999hanjin liangdayu999‰。zhongguoduihuangjinzhipinyinjihebiaoshipaiyouguiding,yibanyaoqiuyoushengchanqiyedaihao 、cailiaomingcheng、hanliangyinjideng,wuyinjiweibuhegechanpin。guojishangyeshiruci。danduiyuyixie tebiexixiaodezhipinyeyunxubudabiaoji。
huangjinchundushuzizhushi
liru,99jinbiaoshi“zujin”,9jinbiaoshi“qianzujin”。buguo,congqunian5yue4riqi,yanyong le14niandeqianzujinchengweijiangquxiao,huangjinshoushitongyiyizujindaicheng,bingqiebiaochenghanliang。
huangjinchundufenshuzhushi
liru,biaojicheng18/24,jichengsewei18k(750‰);biaojicheng22/24,jichengsewei22 k(916‰ )。
yishangshihuangjinchundudejizhongbiaodafangshi,zaizheixiezhushizhong,zuiweichangjiandejiushifenshuzhushi,bi ruwomenchangchangzaizhubaodiankandaode24khuangjin、18kjindengdeng;qizhong18kjinyejiushibuchundehuangjin ,zhenduizheixiejinshu,zenyangcesuanchutadechunduni?
guojiabiaozhungb11887-89guiding,meik(yingwencarat、dewenkaratdesuoxie,changxiezuo"k")han jinliangwei4.166666%,woguodekjinzaixinzhongguochuqishianmeikhanchunjin4.15%debiaozhunjisuande, 1982nianyihou,yiyuguojibiaozhuntongyiqilai,meikhanjinliangwei4. 166%。tongguozheixiekeyisuanchu suogoumaikjindechundu。
黄(K)金纯度计算公式:成色=K致*4.166%
黄金计量单位
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