Jyh-Hao Yen

Liquid-phase microextraction for rapid AP-MALDI and quantitation of nortriptyline in biological matrices.

Hsin-Yi Ku, Hui-Fen Wu, Jyh-Hao Yen, 2008, Journal of separation science.

Dynamic liquid phase nanoextraction coupled to GC/MS for rapid analysis of methoxyacetophenone and anisaldehyde isomers in urine.

Hui-Fen Wu, Jyh-Hao Yen, 2008, Journal of separation science.

Combining drop-to-drop solvent microextraction with gas chromatography/mass spectrometry using electronic ionization and self-ion/molecule reaction method to determine methoxyacetophenone isomers in one drop of water.

Jyh-Hao Yen, Hui-Fen Wu, Chen-Che Chin, 2006, Analytical chemistry.