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Questions related from Gloria Ivonne Hernández Bolio
The chromatogram of my plant extract showed negative peaks. I tried with changes in flow, other columns but nothing.
04 April 2015 8,339 11 View
I use different solvent systems e.g. MeOH:H2O (1:1), An/H2O (70:30) and I would like to compare them in terms of polarity.
06 June 2014 5,728 8 View
The texts does not explain whether you need to heat or just dry the TLC plates when Kedde´s reagent is applied.
03 March 2014 4,797 4 View
