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Hwee Ling Koh

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Full Name
Hwee Ling Koh
Variants
Koh, H.-L.
Ling, K.H.
Koh, H.L.
Hwee, L.K.
Koh, H.
Hwee Ling Koh
 
Main Affiliation
 
Faculty
 
Email
phakohhl@nus.edu.sg
 

Publications

Refined By:
Author:  Zou, P.
Author:  Hou, P.

Results 1-8 of 8 (Search time: 0.003 seconds).

Issue DateTitleAuthor(s)
12006Electrospray tandem mass spectrometric investigations of tadalafil and its analogue [4]Zou, P.; Hou, P.; Oh, S.S.-Y.; Low, M.-Y.; Koh, H.-L. 
29-Jun-2008Identification of benzamidenafil, a new class of phosphodiesterase-5 inhibitor, as an adulterant in a dietary supplementZou, P.; Hou, P.; Oh, S.S.-Y.; Ge, X.; Bloodworth, B.C.; Low, M.-Y.; Koh, H.-L. 
39-Jun-2008Isolation and identification of thiohomosildenafil and thiosildenafil in health supplementsZou, P.; Hou, P.; Oh, S.S.-Y.; Chong, Y.M.; Bloodworth, B.C.; Low, M.-Y.; Koh, H.-L. 
43-Feb-2006Simultaneous determination of synthetic phosphodiesterase-5 inhibitors found in a dietary supplement and pre-mixed bulk powders for dietary supplements using high-performance liquid chromatography with diode array detection and liquid chromatography-electrospray ionization tandem mass spectrometryZou, P.; Oh, S.S.-Y.; Hou, P.; Low, M.-Y.; Koh, H.-L. 
53-Feb-2006Simultaneous determination of synthetic phosphodiesterase-5 inhibitors found in a dietary supplement and pre-mixed bulk powders for dietary supplements using high-performance liquid chromatography with diode array detection and liquid chromatography-electrospray ionization tandem mass spectrometryZou, P.; Oh, S.S.-Y.; Hou, P.; Low, M.-Y.; Koh, H.-L. 
63-Feb-2006Simultaneous determination of synthetic phosphodiesterase-5 inhibitors found in a dietary supplement and pre-mixed bulk powders for dietary supplements using high-performance liquid chromatography with diode array detection and liquid chromatography-electrospray ionization tandem mass spectrometryZou, P.; Oh, S.S.-Y.; Hou, P.; Low, M.-Y.; Koh, H.-L. 
7May-2006Structural elucidation of a tadalafil analogue found as an adulterant of a herbal productZou, P.; Hou, P.; Low, M.-Y.; Koh, H.-L. 
8Sep-2006Structural identification of a new acetildenafil analogue from pre-mixed bulk powder intended as a dietary supplementHou, P.; Zou, P.; Low, M.-Y.; Chan, E. ; Koh, H.-L.