Abstract
A novel, high-performance wide-bore electrophoresis (WE) system with inner-cooling has been developed. By introducing the mode of a shell and tube heat exchanger into this system to remove Joule heat generated during electrophoresis, it is feasible to extend electrophoresis from the conventional capillary (i.d. <100 µm) to a wide-bore tube (i.d. >1000 µm). The wide tube allows the loading of over 1.0 µL of the sample with an LOD of 3.0 × 10-4 mg/mL (signal-to-noise ratio, 3:1). Satisfactory separations of model compounds have been achieved on the WE system.
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Guo, Y., Liu, D., Wang, H. et al. Zone Electrophoresis in an Inner-cooling Wide-bore Electrophoresis System with UV Detection. ANAL. SCI. 24, 1025–1030 (2008). https://doi.org/10.2116/analsci.24.1025
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DOI: https://doi.org/10.2116/analsci.24.1025