الأبحاث

علاء السيد أحمد أحمد أمين

أستاذ متفرغ

كلية العلوم كيمياء

Pyrocatechol violet in pharmaceutical analysis. Part II. A spectrophotometric method for the determination of paracetamol in pure and in pharmaceutical dosage forms.

2001

Utilization of colorimetric and atomic absorption spectrometric determination of aztreonam through ion pair complex formation.

2000

- Colorimetric estimation of melatonin in pharmaceutical formulations

2000

Quantitation of some recently introduced antibacterial drugs using sudan III as chromogenic reagent.

2000

Spectrophotometric microdetermination of some pharmaceutically important aminoquinoline antimalarials, as ion-pair complexes.

2000

Sensitive spectrophotometric determination of microamounts of paracetamol using an indirect redox technique.

2000

The surfactant –sensitized analytical reaction of niobium with some thiazolylazo compounds.

2000

Vanadophosphoric acid as a modified reagent for the spectrophotometric determination of certain cephalosporins and their dosage forms.

2000

Spectrophotometric method for the determination of trace amounts of mercury: Application to environmental and biological samples

2000

- Colorimetric determination of microamounts of scandium with 2,3 dichloro -6-(3-carboxy -2-hydroxy -1-naphthylazo)quinoxaline and cetyltrimethyl-ammonium bromide.

2000

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colorimetric determination

determination

pharmaceutical formulations

pharmaceuticals

pure form

spectrophotometric method

spectrophotometry