Systematic Evaluation of Chromatographic Parameters for Isoquinoline Alkaloids on XB-C18 Core-Shell Column Using Different Mobile Phase Compositions

Table 3

The data used for identification of the investigated compounds.

	Retention time (min)	UV-Vis spectrum	m/z
Protopine	13.91		354.135
Allocryptopine	17.06		369.157
Chelidonine	19.29		353.126
Coptisine	20.86		320.092
Sanguinarine	28.25		332.092
Berberine	30.68		336.123
Chelerythrine	35.71		348.123