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Results: 26-29/29
Authors:
Issa, YM
Sharaf, MAF
Rizk, MS
El-Ghar, MFA
Citation: Ym. Issa et al., Spectral studies on some diethyl 2,3-dioxopentanedioate-2-arylhydrazones, J INDIAN CH, 76(1), 1999, pp. 31-34
Authors:
El-Ansary, A
Issa, YM
Selim, W
Citation: A. El-ansary et al., Spectrophotometric determination of trimethoprim in pure form and in pharmaceutical preparations using bromothymol blue, bromocresol green and alizarin red S, ANAL LETTER, 32(5), 1999, pp. 955-969
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