Table 4

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	0.308	0.310	0.318	0.313	-0.004 to 0.006
2	Cannabidiol	0.955	0.48	0.951	0.952	-0.003 to 0.004
3	Tetrahydrocannabinol	0.984	0.981	0.980	0.982	-0.002 to 0.002

Table 4: Range of variation of Rf values for different compound in ethyl acetate, methanol and ammonia.