Analysis of Two Single and Three Double Long-Chain Quaternary Ammonium Compounds via Non-Aqueous Capillary Electrophoresis with Indirect Ultraviolet Detection. - Yao, Kai; Jiang, Ruoke; Wang, Ping; Zhang, Jing; Shao, Bing; Ding, Xiaojing (Separations (2297-8739), 2023)