如何轻易辨别黄金的纯度?

　　bushizhubaoshoushineixingderen，maidaohuangjinshoushihouzongshihaipashangjiaduihuangjindechunduzaojia，dangleyuandatou，neime，youmeiyoufangfarangwaixingrenyenengqingyidebianbiehuangjindechunduni?

　　yi、xinshouchubuduihuangjinmidujianbiejiaorongyishangshoudeliuzhongfangfa：

　　1、chakanseze。kanhuangjinwaibiaoseze，suyushuo，huangjinshi“qiqing、bahuang、jiuzi、shichi”，yinqihanyouzazhizhongleihechengfenbutongerchengxianbutongdeseze。chunjinguangrunshancan，hunjinzeyoumasexiaodian。hanjinqichengqishoushichenghuangzhongdaiqing，hanjinbachengchenghuangse，hanjinjiuchengchenghuangzhongtouzi，hanjinshichengchengchise。

　　2、dianzhong。huangjindebizhongwei19.3g/cm3，chengseyubizhongguanxijiaoda，bizhongjiejin19.3shi，hanchunjinyuegao。yishoudianqifenliangkanyutijidaxiaoshifouxiangcheng，xingzhuangdaerjiaoqingkenengchanjia。danyibandianyushouzhong，ruolveyouchenzhuigandejiukeganzhishizhenjinshoushi，kejianhuangjintixiaozhizhong。duibendaeryouqingpiaodeshipinyingjingti，renzhenbianbieshifouweipinhuobanweipin。

　　3、shiruanying。jinshoushidechengseyuegaoyuerouruan，yuewudanxing，zhenjinyongyayaohuozhenhuadouhuiyouqinghen，yishouzhewuduanwen。sedizhegangying;zhonghunzheyoudanxing，cuieryiduan。chunjinzhijiaoruan，yibanbuyonglaizuoxiangqianleishoushi，suoyi，fanxiangqianleijinshizicheng24k，kendingyouzha。

　　4、qiaosheng。liangjianxiangtongdejinshiwuxiangzhuang，gaochengsezheqishengbubu，dichengsezheshengzhengzheng，hunjinzheqishengdangdang。

　　5、shijifa。jiyong45%dexiaosuandianshi：huangjin、bojinwubianhua，yinbianheise，tongmaolvsepaomo。zheishiyinweihuangjinhebajindehuaxuexingzhiwending，zairenhezhuangtaixiadoubuhuibeiyanghua，zaishui、kongqi、liuhuaqinghuoyan、jianhuanjingzhongyefeichangwending。jinnanrongyurenheyizhongdanyidesuan，jinjinrongyuwangshui(yansuanyuxiaosuantijian3bi1dehunheye)。

　　6、chakangaiyinbiaojifa。zhengguishengchanchangjiashengchandejinshipin，dougaihanjinliangheshengchanchangjiabiaoji，rugai24k、22k、18kdeng。

　　ruguonixianzaishoushangdejiezhiyeshihuangjindehua，bufanganyishangdefangfashishikan。dechudejieguoyunidezhengjianshujushifouyiyang。