UPLC-MS/MS Profile of Alkaloids with Cytotoxic Properties of Selected Medicinal Plants of the Berberidaceae and Papaveraceae Families

Table 3

Precision, repeatability, and stability of four alkaloids in Ch. majus L.

Analytes	Precision			Repeatability (RSD%)
	Levels (μg/g)	Intraday RSD (%)	Interday RSD (%)
Protopine	88	0.63	2.43	0.64
	1680.0	0.40	0.56
	2620.0	0.62	0.28
Berberine	140	0.62	0.43	0.58
	1800.0	0.97	1.80
	3660	0.88	0.79
Chelidonine	110	0.67	1.40	1.25
	1100.0	0.25	0.63
	3300.0	0.63	0.99
Sanguinarine	106	0.62	1.36	0.80
	1960.0	0.96	1.15
	3180.0	0.36	0.84