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aimeishushu

新虫 (初入文坛)

[求助] 急。。。大孔树脂上样量等问题

我上的是AB-8,用了100g大孔树脂,称取10g药物水提液,水提液原药材浓度是150mg/ml,结果超载了。。。还有那个上样量是水提液的质量还是水提液蒸干后的质量还是里面原药材的质量?另外上样是不是浓度越大越好?
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accn

新虫 (小有名气)

【答案】应助回帖

感谢参与,应助指数 +1
浓度是自己定义的,如果150mg/ml是药材量,那么10ml有1.5g药材上100g的大孔,还有个关键是大孔你算的干重还是湿重?
如果超载肯定要降低上样量,可以是降低浓度,也可以降低体积
上样量从分离来说,当然是越少越好,从效率来说,是越大越好,所以要有个取舍,有最大上样量的说法,这样上样又大,又不影响分离
2楼2012-12-28 13:37:18
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