Authors: El-Ansary, AL Issa, YM Tag-Eldin, AS

Citation: Al. El-ansary et al., Plastic membrane selective electrodes for chlortetracyclinium ion based onchlortetracyclinium-phosphotungstate and phosphomolybdate ion-pair associates, ELECTROANAL, 13(14), 2001, pp. 1203-1208

Authors: El-Ansary, AL El-Hawary, WF Issa, YM Ahmed, AF

Citation: Al. El-ansary et al., Preparation, characterization, and thermodynamic studies of Promazine, Chlorpromazine, Promethazine, Imipramine, and Ciprofloxacin ion-associates with some metal complex ions, SYN REAC IN, 31(3), 2001, pp. 441-456

Authors: Issa, YM El-Ansary, AL Tag-Eldin, AS

Citation: Ym. Issa et al., Construction and analytical applications of plastic membrane electrodes for oxytetracycline hydrochloride, MIKROCH ACT, 135(1-2), 2000, pp. 97-104

Authors: El-Ansary, AL Sherif, OE El-Ajily, MM

Citation: Al. El-ansary et al., Preparation and spectroscopic investigation of chelates of divalent transition metal ions with 8-(arylazo)chromones, SYN REAC IN, 29(9), 1999, pp. 1501-1523

Authors: El-Ansary, AL Issa, YM Tag-Eldin, AS

Citation: Al. El-ansary et al., Tetracycline sensitive membrane electrodes based on poly (vinyl chloride) matrices and their use in drug analysts, ANAL LETTER, 32(11), 1999, pp. 2177-2190

Authors: El-Ansary, AL El-Hawary, WF Issa, YM Ahmed, AF

Citation: Al. El-ansary et al., Application of ion-pairs in pharmaceutical analysis, atomic absorption spectrometric determination of promazine, chlorpromazine, promethazine, imipramine and ciprofloxacin hydrochlorides with sodium cobaltinitrite, ANAL LETTER, 32(11), 1999, pp. 2255-2269