Selective Spectrophotometric and Spectrofluorometric
Methods for the Determination of Amantadine
Hydrochloride in Capsules and Plasma via Derivatization
with 1,2-Naphthoquinone-4-Sulphonate

Research Authors
Ashraf M. Mahmoud1,2, Nasr Y. Khalil1, Ibrahim A. Darwish1,
Tarek Aboul-Fadl1
Research Department
Department of Pharmaceutical Analytical Chemistry
Research Journal
Anal Chem
Research Member
Ibrahim Ali Mohamed Darwish
Research Rank
2
Research Vol
vol. 2009
Research Year
2009

Selective Spectrophotometric and Spectrofluorometric
Methods for the Determination of Amantadine
Hydrochloride in Capsules and Plasma via Derivatization
with 1,2-Naphthoquinone-4-Sulphonate

Research Authors
Ashraf M. Mahmoud1,2, Nasr Y. Khalil1, Ibrahim A. Darwish1,
Tarek Aboul-Fadl1
Research Department
Department of Pharmaceutical Analytical Chemistry
Research Journal
Anal Chem
Research Member
Ashraf Mohamed Mohamed Mahmoud
Research Rank
2
Research Vol
vol. 2009
Research Year
2009

New Non-Extractive and Highly Sensitive HPLC
Method for Determination of Paroxetine in
Plasma after Offline Pre-Column Derivatization
with 7-Chloro-4-Nitrobenzo-2-Oxa-1,3-Diazole

Research Authors
Ibrahim A. Darwish1, Abdulrahman A. Al-Majed1,
Ashraf M. Mahmoud1,2, Nasr Y. Khalil1
Research Department
Department of Pharmaceutical Analytical Chemistry
Research Journal
AOAC Int
Research Member
Ashraf Mohamed Mohamed Mahmoud
Research Rank
2
Research Vol
vol. 92 - No. 5
Research Year
2009

New Non-Extractive and Highly Sensitive HPLC
Method for Determination of Paroxetine in
Plasma after Offline Pre-Column Derivatization
with 7-Chloro-4-Nitrobenzo-2-Oxa-1,3-Diazole

Research Authors
Ibrahim A. Darwish1, Abdulrahman A. Al-Majed1,
Ashraf M. Mahmoud1,2, Nasr Y. Khalil1
Research Department
Department of Pharmaceutical Analytical Chemistry
Research Journal
AOAC Int
Research Member
Ibrahim Ali Mohamed Darwish
Research Rank
2
Research Vol
vol. 92 - No. 5
Research Year
2009

Reconstructed Epidermis and Full-Thickness Skin for
Absorption Testing: Influence of the Vehicles used on
Steroid Permeation

Research Authors
Monika Schäfer-Korting1, Ashraf Mahmoud1,3, Simone
Lombardi Borgia1, Barbara Brüggener1, Burkhard Kleuser1,
Sylvia Schreiber1, Wolfgang Mehnert2
Research Department
Department of Pharmaceutical Analytical Chemistry
Research Journal
ATLA
Research Member
Ashraf Mohamed Mohamed Mahmoud
Research Rank
1
Research Vol
vol. 36
Research Year
2008

Non-Extractive Procedure and Pre-Column Derivatization
with 7-Chloro-4-Nitrobenzo-2-Oxa-1,3-Diazole for Trace
Determination of Trimetazidine in Plasma by HPLC with
Fluorescence Detection

Research Authors
Ibrahim A. Darwish1, Ashraf M. Mahmoud1,2, Nasr Y. Khalil1
Research Department
Department of Pharmaceutical Analytical Chemistry
Research Journal
AOAC Int.
Research Member
Ashraf Mohamed Mohamed Mahmoud
Research Rank
2
Research Vol
vol. 91 - No. 5
Research Year
2008
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