Table 2.

TLC characteristics for the Catharanthus roseus crude extraction

Sample	Solvent	TLC Band @ 254 nm	Retention Factor (Rf)	TLC Profile characteristics
				Visible Light	Visible Light 254 nm	Visible Light 366 nm
Catharanthus roseus leaf extract	Methanol	11	0.77	Brown	Light green	–
			1.09	Yellow	–	Light blue
			1.30	Brown	Light green	Light blue
			1.51	Brown	Green	–
			1.69	Yellow	Blue	Light blue
			2.01	Brown	Blue	Light blue
			2.46	Brown	Light green	Light blue
			3.07	Yellow	–	Light blue
			3.63	Brown	Light green	–
			4.18	–	Light green	Light blue
			4.47	Green	–	Light blue
			1.00	–	Light green	Light blue