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...Study materials to thin layer chromatography tlc is a quick sensitive and inexpensive technique used determine the number of components in mixture verify identity purity compound monitor progress reaction solvent composition for preparative separations analyze fractions obtained from column this unit mainly aimed at novice experimenters describing detail strategies principal steps performing experiment with illustrations relevant instruments as well approaches obtaining understanding results overview principles first widespread application partition on planar surface was paper introduced s however gradually replaced by which has become one most routinely techniques ettre kalasz also liquid solid adsorption where mobile phase ascends stationary coated onto backing support plate resembles solvents eluents flow down through adsorbent unlike that only requires few micrograms sample successful analysis commonly like all forms involves dynamic rapid equilibrium molecules between two phases d...