In the NaOH-NaCl-CH2（NH2）COOH medium,the reagent reacts with cethyltrimethylammonium bromide（CTMAB）and cteylpyrid-inium bromide（CPB）to form blue purple complex of component ratio 1∶2.The absorption maximum of t...In the NaOH-NaCl-CH2（NH2）COOH medium,the reagent reacts with cethyltrimethylammonium bromide（CTMAB）and cteylpyrid-inium bromide（CPB）to form blue purple complex of component ratio 1∶2.The absorption maximum of the complex is at 565nm.The range of Beer’s law to be obeyed,apparent molar absorptivity and critical micelle concentration of the cationic surfactants were determined,respectively.展开更多
文摘In the NaOH-NaCl-CH2（NH2）COOH medium,the reagent reacts with cethyltrimethylammonium bromide（CTMAB）and cteylpyrid-inium bromide（CPB）to form blue purple complex of component ratio 1∶2.The absorption maximum of the complex is at 565nm.The range of Beer’s law to be obeyed,apparent molar absorptivity and critical micelle concentration of the cationic surfactants were determined,respectively.
