Extraction and Physicochemical Characterization of Mucilage from Opuntia cochenillifera (L.) Miller

Table 6

Alkaloids analysis of O. cochenillifera mucilage by TLC.

Eluent	Number of spots detected	Rf 1	Rf 2	Observation
Chloroform/methanol (9 : 1)	2	0.70	0.93	Brown spots with Dragendorff and Wagner reagent; fluoresced violet light at 254 nm.
Chloroform (100%)	2	0.70	0.82
Ethyl acetate/methanol/chloroform/hexane (6 : 1 : 2 : 1)	2	0.63	0.88