2– Dihydro-1

Modification Of Coconut Shell Activated Carbon With An Azo Ligand: 1, 2– Dihydro-1, 5- Dimethyl-2 Phenyl-4- (E)–(2,3,4- Trihydrophenyl)-3h-Pyrazol-3-One (Ddptp) And Its Potentials For The Removal Of Cd2+, Pb2+ And Ni2+ From Polluted Water.