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379509128

金虫 (小有名气)

QQ379509128

加水可以使成点性更好,既然5比1起不来用更大的极性不就行啦!
为自己的项目加油!
11楼2012-03-08 20:25:20
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兰泣露

铁杆木虫 (知名作家)

Beyourself

★
karl2100(金币+1): 谢谢参与讨论! 2012-03-10 00:40:31
我这几天也在跑板,文献上是用氯仿和甲醇  4 :1  我做过了分离度不好

然后我要分的东西是酚,所以我决定加了酸 ,然后氯仿比较毒,打算换种溶剂,就用了二氯甲烷,然后调极性,最后调成 二氯甲烷:丙酮:乙酸 7:5:1

显色(用5~10%硫酸喷上),烘箱105度烘3分钟 就出现了四个很明显的点,我做了液相,证实是四种物质

用溶剂的时候,最好参考文献,或者药典,要是跟实际有出入就按照极性表调,

极性表在小木虫搜索就能下载了

祝好运
Beyourself
12楼2012-03-09 11:07:34
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阳光下的妖

铜虫 (小有名气)

送鲜花一朵
引用回帖:
楼: Originally posted by anyluk at 2012-03-08 16:32:18:
不必,正相即可

哦,谢谢,我再试试
13楼2012-03-12 12:18:31
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