b) eluent: methanol - water (55:45) containing 5mM p-toluenesulphonic acid, flow rate 1ml/min Authors: Helboe P Source: J Chromatogr 261 (1983) 117 - 122
Details
Legend: Chromatograms of approx. 16nmol each of four alkyltrimethylammonium bromides:
dodecyltrimethylammonium bromide (DTMA),
tetradecyltrimethylammonium bromide (TTMA),
cetyltrimethylammonium bromide (