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flyingKai

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[求助] 透析袋法测溶出度

请教各位大神:我的药物分子量700左右,透析袋截留分子量3500,0.5%的SDS做溶出介质,袋子里面加了2.5mg药物和5mlSDS,瓶子里加95mlSDS,溶出特别慢,直到12小时后才能观察到有药物溶出,全部溶出可能得一个星期了,请问这可能是什么原因呢?

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