There are more or less significant differences in the column volume ratios of the stationary and the mobile phases, V s / V m , according to convention 1 (stationary phase measured as the elution time of toluene) and convention 3 (stationary phase as the amount of the excess uptake of water)— Table 2 .
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A New Definition of the Stationary Phase Volume in Mixed-Mode Chromatographic Columns in Hydrophilic Liquid Chromatography.
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