Table 2

S.No	Constituents	Rf values			Mean of Rf values	Range of variation of Rf values
S.No	Constituents	1^st	2^nd	3^rd	Mean of Rf values	Range of variation of Rf values
1	Cannabinol	0.195	0.192	0.189	0.192	-0.003 to 0.003
2	Cannabidiol	0.435	0.440	0.448	0.441	-0.006 to 0.007
3	Tetrahydrocannabinol	0.798	0.804	0.795	0.799	-0.004 to 0.005

Table 2: Range of variation of Rf values for different compound in Chloroform and Benzene.