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zhangpeng08

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[求助] 处方前研究中油水分配系数的测定的步骤? 已有1人参与

在做阿托伐他汀的处方前研究,求虫友们指点迷津,油水分配系数的测定方法,具体点更好~~
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voashan

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【答案】应助回帖

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感谢参与,应助指数 +1
辣笔v小新: 金币+5, 鼓励应助 2014-03-12 14:36:58
先配置stock溶液,然后做一条UV标准曲线 (不同浓度的紫外吸收),然后把药溶于octanol里, 然后分液漏斗加水,沉降24小时左右,达到彻底平衡。 然后取出水象,测定浓度。 然后用公式 Coct= Kow*Ceq, 就可以求出Kow了,然后log就行了
2楼2014-03-12 11:49:12
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