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紫外可见分光光度计测没食子酸酯的应用
时间:2020-03-18 点击次数:1526

彩票大家乐ZIWAIKEJIANFENGUANGGUANGDUJICEMEISHIZISUANZHIDEYINGYONGRENMENZHUYAOCONGKUAICAN、JIANGYOU、YOUZHIDENGSHIWUZHONGSHEQUMEISHIZISUANZHI,YINGYANGQIANGHUAJIHEKOUXIANGTANGZHONGSUOYUNXUTIANJIADEDAMEISHIZISUANZHIDEHANLIANGSHI4000mg/kg。MEISHIZISUANZHIDEADIZHIWEI0.5mg

CEDINGSHIPINZHONGMEISHIZISUANZHI(BINGJI、XINJI、SHIERWANJI)DEFANGFAYOUHENDUO。YOUZHI,ZHIFANG,HUANGYOU YONGYIQINGCUIQUKANGYANGHUAJI。CUIQUYENONGSUOBINGYONG2-BINGCHUNXISHI。SEPUZHU C18NIANHEQIUZHUANGGUITUZHU LIUDONGXIANG 5%CUSUANSHUIRONGYE(A)YIQING-JIACHUN(1:1)(B)TIDUXITI。LIUSU:2.0ml/min   PEIHEZIWAIKEJIANFENGUANGGUANGDUJI280nmCHUCEXIGUANGDU。

彩票大家乐YAOWUPEIFANG  YANGPINYONG0.45umDEWEIKONGLVMOGUOLV  JIACHUN-SHUI+1%CUSUAN,LIUSU:1mL/min,JINYANGLIANG:10ul ZIWAIKEJIANFENGUANGGUANGDUJI230nmCHUCEQIXIGUANGDU。

橄榄油  用石油醚溶解。用72%的乙醇萃取三次。合并萃取液并用0.45um的微孔滤膜过滤。用乙醇定容。进样20um  紫外可见分光光度计290nm处测其吸光度。

BEIKAOSHIPIN   QU10gQIESUIDEYANGPIN,JIARU2,4,6-SANJIAJIBENFEN,BINGYONGYIQING-YIBINGCHUN(1:1)JUNZHI。FENLIYEXIANGZAICUIQULIANGCI。HEBINGCUIQUYEXUANZHUANZHENGFAHOUDINGRONGJINYANG10ul. YONGZIWAIKEJIANFENGUANGGUANGDUJI280nm CHUCEQIXIGUANGDU。

彩票大家乐SHIPIN  YONGYIQING-2-BINGCHUN-YICHUN(2:1:1)CUIQU。CUIQUYELENGDONG1XIAOSHIHOUGUOLV。LVCHUYEZHENKONGNONGSUO。JINYANG10uL  5%CUSUANHEJIACHUN-YIQINGTIDUXITUOXITONG,LIUSU1ml/min ZIWAIKEJIANFENGUANGGUANGDUJI 284nm CHUCEQIXIGUANGDU。

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