a simple and sensitive method is described for the pre-concentration by cloud point extraction followed by atomic absorption spectrometric determination of copper ion in real samples. at a solution ph of 5.5, 5, 5-diphenylimidazolidine-2, 4-dione (phenytoin) (dfid) and tritonx-114 were used as hydrophobic ligand and non-ionic surfactant. the adopted concentrations for dfid, triton x-114 and hno...

epilepsy is one of the common neurologic disorders in children. drug side-effects are one of the important problems in treating patients with epilepsy. using the antiepileptic medication may cause different side effects such as disorder in bone and vitamin d metabolism. sodium valproate is one of the antiepileptic medications used widely. some of its side effects include digestive disorder, inc...