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3. Fundamental quantities in planar chromatography
3.1 Retention characteristics
In any chromatographic process, the mobile phase is driven by a velocity u; the substances to be separated are retained by the stationary phase and travel at a speed lower than u.
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In column liquid chromatography, the solvent percolates through the column and :
with :
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Fundamental quantities in planar chromatography
Stationary phase/mobile phase combinations: retention mechanisms
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