Table 1.

Separation resolutions of the compounds under different elution programs.

Compound	P1	P2	P3	P4	P5	P6
Delphinidin-3-O-galactoside (Del-3-gal)	6.44	17.93	6.94	6.84	7.53	8.35
Delphinidin-3-O-glucoside (Del-3-glc)	4.45	3.11	1.55	2.85	2.84	2.93
Cyanidin-3-O-galactoside (Cy-3-gal)	2.11	2.38	2.66	2.64	2.65	2.63
Delphinidin-3-O-arabinoside (Del-3-ara)	2.72	1.63	1.61	1.72	1.76	1.84
Cyanidin-3-O-glucoside (Cy-3-glc)	2.43	1.57	1.59	1.74	1.77	1.83
Petunidin-3-O-galactoside (Pet-3-gal)	2.55	1.61	1.79	1.97	2.11	2.20
Cyanidin-3-O-arabinoside (Cy-3-ara)	1.11	-	2.20	1.98	1.94	1.88
Petunidin-3-O-glucoside (Pet-3-glc)	2.03	-	0.68	1.07	1.33	1.54
Malvidin-3-O-glucoside (Mal-3-glc)	2.13	1.78	1.40	2.55	2.75	2.86
Malvidin-3-O-arabinoside (Mal-3-ara)	1.41	2.94	1.58	2.34	4.33	7.23