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albert3250

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clkk216(½ð±Ò+1,VIP+0):лл²ÎÓë³æÓÑÌÖÂÛ~~£¡ 2-13 18:53
i supported ckj33's word
whats ur compounds?
u have to find the polarity of ur compounds first
then choose the solvent to rechromatography that compounds
if they are major compounds
i think its easy to get them
u also have to research some literatures about ur compounds
5Â¥2009-02-13 00:50:24
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ckj33

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shitou0307

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clkk216(½ð±Ò+1,VIP+0):лл²ÎÓë³æÓÑÌÖÂÛ~~£¡ 2-13 18:53
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