H. Iwatsuki

High-resolution gas—liquid chromatographic analysis of urushiol of the lac tree, rhus vernicifera, without derivatization

Yumin Du, R. Oshima, J. Kumanotani, 1984 .

Glassy carbon pre-column for direct determination of acetylcholine and choline in biological samples using liquid chromatography with electrochemical detection.

Y. Ikarashi, Y. Maruyama, C. L. Blank, 1992, Journal of chromatography.