4Fornstedt T, Westerlund D. Effects on analyte peak performance by separated system peaks in ion - pair adsorption chromatography. J Chromatogr , 1993,648:315
5National Committee of Pharmacopoeia. Pharmacopoeia of People' s Republic of China (中华人民共和国药典 [ S ] (Vol Ⅱ ). Beijing : The People' s Healthy Publishing House , 1978 : 62.
6United States Pharmacopeial Convention Inc. The United States Pharmacopoiea X X IV [S].Rand McNally ,1999. 548.
7Fasannmade AA ,Fell AF. Three - dimensional derivative spectrochro 2 matograms in high - performance liquid chromatography and their im-plications for peak homogeneity validation[J]. Anal Chim Acta, 1986, 187 (9) : 233.
8United States Pharmacopeial Convention Inc. The UnitedStates Pharmacopoeia ZZ IV [ S]. Philadelphia : The Board of Trustees, 2000 : 584.
