Asked by Jeannie
Chromatography
How can I tell which of two mobile phases is more polar? Does the fact that one solvent (e.g. isopropanol/ammonia) moves up the TLC plate slower than another solvent (e.g. hexane/ethyl acetate/ethanol)?
Or should I look at how far up the dyes have moved?
How can I tell which of two mobile phases is more polar? Does the fact that one solvent (e.g. isopropanol/ammonia) moves up the TLC plate slower than another solvent (e.g. hexane/ethyl acetate/ethanol)?
Or should I look at how far up the dyes have moved?
Answers
Answered by
DrBob222
Answered above.