Quantitative estimaion of free and combined forms of Aloe Emodin, Chrysophanol, Emodin and Rhein in Cassia pumila lamk. by TLC - colorimetric method

Estimation of aloe emodin, chryspphanol, emodin and rhein in free and combined forms of Cassia pumila Lamk., in the plant parts like root, stem, leaf pericarp and seed except flower has been carried out. The TLC-calorimetric method was employed for the estimation of the same