排列5走势图带连线

  • 石墨消解仪在化妆检测中的应用

    点击次数:84 发布时间:2019-11-14

    HUAZHUANGPINZHONGJIARUHUANGJINNENGJINXINGMEIRONGDEXIAOGUO,QISHIYOUYUHUANGJINWEIDUOXINGJINSHU,WENDINGXINGBIJIAOGAO,BURONGYIDUIRENTIPIFUZAOCHENGPAICHI,HAIJUYOU“XIAOYAN”DEGONGXIAO。YINCI,JIANGTAJIARUHUFUPINZHONG,NENGGOURANGQIZHONGDEYOUXIAOCHENGFENGENGKUAI、GENGSHENRUDIBEIXISHOU,DADAOGENGHAODERUNFUXIAOGUO。

     

    XIAOJIEYIDUIHUAZHUANGPINJINXINGSHIFAQIANCHULIXIAOJIE,CEDINGFENXIHUAZHUANGPINZHONGDEJINYUANSUHANLIANG,GUOCHENGZHONGTIXIANCHUQUANZIDONGXIAOJIEYICAOZUOFANGBIAN、ZIDONGHUAGAO、CHULIYANGPINSUDUKUAISUDENGTEDIAN,XIAOJIEFANGFAFUHESHIYANYAOQIU。

    实验部分

    1、消解仪器

    XIAOJIEYI(YC-72,SHANGHAIYUNCAOYIQIYOUXIANGONGSI)、XIAOJIEGUAN。

    2、消解酸试剂

    排列5走势图带连线XIAOSUAN(YOUJICHUN)、YANSUAN(YOUJICHUN)、CHAOCHUNSHUI。

    3、化妆品消解步骤

    排列5走势图带连线CHENGQUHUAZHUANGPINYANGPIN1.000gYU50mLXIAOJIEGUANZHONG,RANHOUJIARU5-10mLWANGSHUI,DIANNAOSHEZHIXIAOJIECHENGXU,JIANGWENDUSHEZHIWEI100℃HUANMANJIARE,SHIXIAOJIEQINGKUANGBUJIAWANGSHUI,JIXUJIAREXIAOJIEYECHENGHUANGSEHUOWUSE,LENGQUE,ZAIJIARUSHUIJIAREGANSUANZHIYETISHENG2-3mL,LENGQUEDINGRONGZHI25.00mL,DAICE。TONGSHIZUOYANGPINKONGBAISHIYAN。

     

    4、方法的精密度

    SUIJICHOUQUYIGEYANGPIN,CHENGQU7FEN,MEIFEN1.000g,ANSHANGSHUFANGFAJINXINGXIAOJIECHULICEDINGFENXIFANGFAJINGMIDUJIEGUORUXIABIAOSUOSHI:

     

    CONGBIAOZHONGSUODECHU,CAIYONGQUANZIDONGXIAOJIEYISHIFAXIAOJIEFANGFACEDINGHUAZHUANGPINZHONGDEJINHANLIANG,DUOCIQUYANGJIANCEJIEGUODEXIANGDUIBIAOZHUNPIANCHA1.9%HE1.3%,BIAOMINGCIFANGFAJINGMIDUJIAOHAO,SHIHESHIYANYAOQIU。

    5、方法的准确度

    随机抽取一个样品,称取8份,每份1.000g。其中2份作为样品空白,其余加入一定量的金标准溶液,制备成低、中、高的加标样品各2份。根据上面的湿法消解方法进行消解处理后,各平行测定3次测定加标回收率,不同浓度样品的加标回收率均在93.4%-99.4%之间。表明此消解仪湿法消解测定化妆品中的金含量准确度较好。

    6、实验结论

    BENWENCAIYONGSHIMOXIAOJIEYIZUOWEIHUAZHUANGPINQIANCHULIXIAOJIESHEBEIJINXINGXIAOJIEHOUCEDINGHUAZHUANGPINZHONGDEJINHANLIANG,JIABIAOHUISHOULVWEI93.4%-99.4%,JINGMIDUYEFUHESHIYANYAOQIU,SHIMOXIAOJIEYIJUYOUCAOZUOJIANBIANKUAISU、ZIDONGHUACHENGDUGAO、ZHONGFUXINGHAO、ZHUNQUEXINGGAODETEDIAN,SHIYONGYUHUAZHUANGPINZHONGJINHANLIANGDECEDING。

    XIAOJIEYIJUYOUSHUANGWENSHUANGMOSHIXIAOJIEGONGNENG,ZAIYANJIUGUOCHENGKEYIJINXINGDUOGEBUTONGTIAOJIANTONGSHIJINXINGCHULIYANGPIN,BINGQIEGEYOU36GEXIAOJIEKONG,KEFANGBIANPILIANGXIAOJIE,TIGAOGONGZUOXIAOLV;ZIDONGHUACHENGXUCAOZUO,JIANSHAORENLIFANSUOCAOZUO,BIMIANCHUANTONGSHOUDONGCHUXIANDEWUCHA,TONGSHISUANDELIYONGCHENGDUGENGGAO,JIANSHAOSUANLIANGSHIYONG,JIANGDICHENGBEN。

13671950444,13636346667
13671950444
 

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