I have been working on Gc for few months now.I am interested by the separation of C2 to C12 fatty acids without derivatization. Therefore I mix my C2-C7 in water and C10-C12 in methanol/water. The separation is quite good but I have still got the large peak of methanol in the beginning of the chromatogram. I am wondering what to do.I cannot afford to buy a new column and I thonk that if I mix all my acids in mathanol, i will still have this big peak ...
If anybody coul help me?
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By Anonymous on Tuesday, March 23, 2004 - 05:34 am:
You could use pentane or carbon disulfide as a carrier solvent.
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By Anonymous on Friday, March 26, 2004 - 09:57 am: