Table 10. Rf value.

A: QCE; B: ICLEA; C: ICFEA; D: IALCE; E: IAFEA

ICLEA: Ixora coccinea leaf ethyl acetate; ICFEA: Ixora coccinea flower ethyl acetate; IALCE: Ixora alba leaf chloroform extract; IAFEA: Ixora alba flower ethyl acetate; Rf: retention factor; QCE: quercetin

Sample code	Sample name	Solvent system	Rf value under white light	Rf value under 254 nm	Rf value under 366 nm
A	QCE	Toluene:ethyl acetate:formic acid:methanol (5.5:3:1:0.5, v/v/v/v)	0.57	0.57	0.57
B	ICLEA		-	0.56	0.56
C	ICFEA		-	-	0.57
D	IALCE		0.58	0.57	0.58
E	IAFEA		-	0.59	0.59