简介：Theoriginofpseudopeakwasstudiedbymeansofmicellarelectrokineticcapillarychromatographywithcetyltrimethylaminiumbromideasthepseudostationaryphase.Ithasbeenpointedthattwopeaksmayappearforonecomponentundercertainconditions.Experimentsshowedthattherelativeareasofthetwopeaksofanalytedependedonthetimeandthetemperatureofreactionbetweenanalyteandsurfactant,andtheconcentrationofsurfactantinthesamplesolution.Itmeansthattheinteractionbetweentheanalyteandthesurfactantisaslowprocess,andastablesubstancecanbeproducedfromtheinteraction.Itisthesubstanceandtheanalytethatmayleadtotheformationoftwopeaks.Thefastinteractionmechanismbetweenthesoluteandthemicellarshouldbequeriedfromtheexperimentresult.