Authors: Hanna, GM Lau-Cam, CA

Citation: Gm. Hanna et Ca. Lau-cam, A stability-indicating proton nuclear magnetic resonance spectroscopic method for the analysis of propantheline bromide in pharmaceutical samples, PHARMAZIE, 56(9), 2001, pp. 700-703

Authors: Hanna, GM

Citation: Gm. Hanna, Direct enantiomeric purity determination of the chiral anesthetic drug bupivacaine by H-1 NMR spectroscopy, PHARMAZIE, 56(4), 2001, pp. 314-317

Authors: Hanna, GM Lau-Cam, CA

Citation: Gm. Hanna et Ca. Lau-cam, A simple method for the identification and assay of iopamidol and iothalamate meglumine in pharmaceutical samples based on proton nuclear magnetic resonance spectroscopy, PHARMAZIE, 56(2), 2001, pp. 152-155

Authors: Hanna, GM

Citation: Gm. Hanna, H-1-NMR studies of drugs with chiral solvating agent: The direct enantiomeric purity determination of the chiral anesthetic, prilocaine, ENANTIOMER, 5(3-4), 2000, pp. 303-312

Authors: Hanna, GM Evans, FE

Citation: Gm. Hanna et Fe. Evans, Optimization of enantiomeric separation for quantitative determination of the chiral drug propranolol by H-1-NMR spectroscopy utilizing a chiral solvating agent, J PHARM B, 24(2), 2000, pp. 189-196

Authors: Lehr, GJ Barry, TL Petzinger, G Hanna, GM Zito, SW

Citation: Gj. Lehr et al., Isolation and identification of process impurities in trimethoprim drug substance by high-performance liquid chromatography, atmospheric pressure chemical ionization liquid chromatography mass spectrometry and nuclear magnetic resonance spectroscopy, J PHARM B, 19(3-4), 1999, pp. 373-389