"2"^^ . . "3"^^ . "000264063500049" . "Electroanalysis" . . . . . . . "T\u016Fma, Petr" . . "DE - Spolkov\u00E1 republika N\u011Bmecko" . . . "RIV/00216208:11120/09:00001668!RIV10-GA0-11120___" . "The Dependence of the Sensitivity and Reliability of Contactless Conductivity Detection on the Wall Thickness of Electrophoretic Fused-Silica Capillaries"@en . "[4C6263A3481F]" . "P(GA203/07/0896), P(IAA400400704), Z(MSM0021620814)" . . "The Dependence of the Sensitivity and Reliability of Contactless Conductivity Detection on the Wall Thickness of Electrophoretic Fused-Silica Capillaries" . . "Samcov\u00E1, Eva" . "RIV/00216208:11120/09:00001668" . . . "21" . . "309483" . "Capillary electrophoresis; contactless conductivity detection; thickness of capillary wall"@en . "3-5" . . "11120" . "A contactless conductivity detector (C4D) performance has been tested on a simple capillary electrophoretic separation in a standard fused-silica capillary with an external diameter of 360 \u03BCm and in a thin-walled capillary (an external diameter of 150 \u03BCm); the internal diameters of the two capillaries were identical, equal to 75 \u03BCm. Potassium and sodium ions have been separated in a morpholinoethanesulfonic acid/histidine background electrolyte (MES/His), over a wide range of its concentrations (0 - 100 mM). At low MES/His concentrations, the C4D response, obtained from the height of the potassium peak, is by 100 to 200 per cent higher for the thin-walled capillary and the calibration dependences are linear, in contrast to the thick-walled capillary. These differences between the two capillaries decrease with increasing MES/His concentration, the C4D response in the thin-walled capillary is then higher by mere 20 per cent and the calibration dependences are linear in both the capillarie" . . . "\u0160tul\u00EDk, Karel" . "5"^^ . "1040-0397" . "A contactless conductivity detector (C4D) performance has been tested on a simple capillary electrophoretic separation in a standard fused-silica capillary with an external diameter of 360 \u03BCm and in a thin-walled capillary (an external diameter of 150 \u03BCm); the internal diameters of the two capillaries were identical, equal to 75 \u03BCm. Potassium and sodium ions have been separated in a morpholinoethanesulfonic acid/histidine background electrolyte (MES/His), over a wide range of its concentrations (0 - 100 mM). At low MES/His concentrations, the C4D response, obtained from the height of the potassium peak, is by 100 to 200 per cent higher for the thin-walled capillary and the calibration dependences are linear, in contrast to the thick-walled capillary. These differences between the two capillaries decrease with increasing MES/His concentration, the C4D response in the thin-walled capillary is then higher by mere 20 per cent and the calibration dependences are linear in both the capillarie"@en . . "The Dependence of the Sensitivity and Reliability of Contactless Conductivity Detection on the Wall Thickness of Electrophoretic Fused-Silica Capillaries" . "The Dependence of the Sensitivity and Reliability of Contactless Conductivity Detection on the Wall Thickness of Electrophoretic Fused-Silica Capillaries"@en .