Thin-layer chromatography (TLC) and pressurized planar electrochromatography (PPEC) of
amino acids in normal-phase system is presented. The results have been obtained for …

The separation of 1-fluoro-2, 4-dinitrophenyl-5-l-valine amide (FVDA) diastereomeric
derivatives of aspartic acid, cysteine, and histidine by means of high-performance thin-layer …

Summary Two-dimensional (2D) separation of eight amino acids has been achieved by
HPTLC in the first dimension and pressurized planar electrochromatography (PPEC) in the …

Influence of buffer pH, buffer concentration and ratio of methanol to acetonitrile in ternary
mobile phase on migration distance of enantiomers of phenylalanine, tyrosine and DOPA in …

In a series of our previous papers we have investigated the influence of various variables on
retention/migration of peptides in various high-performance thin-layer chromatography …

Separation of 2, 4-dinitrophenyl-5-l-valine amide derivatives of some amino acids (leucine,
isoleucine, valine, asparagine, cysteine, tryptophane) L and D-enantiomers with high …

Pressurized planar electrochromatography (PPEC) of dansyl (DNS) derivatives of amino
acids in normal-and reversed-phase systems is presented. The results have been obtained …

Kinetic performance, measured by plate height, of High-Performance Thin-Layer
Chromatography (HPTLC), High-Performance Liquid Chromatography (HPLC) and …

In our previous papers we have investigated the influence of the mobile phase composition
on mechanism of retention, selectivity and efficiency of peptide separation in various high …

Three modes of sample application on the chromatographic plate are applied at present
investigations of pressurized planar electrochromatography (PPEC) systems taking into …