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Simultaneous Determination of Urea and Ammonia Nitrogen in Soil Extracts and Water by High Performance Liquid Chromatography

✍ Scribed by Abshahi, A.; Goyal, S. S.; Mikkelsen, D. S.


Book ID
121520518
Publisher
The American Society of Agronomy
Year
1988
Tongue
English
Weight
147 KB
Volume
52
Category
Article
ISSN
0361-5995

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Simultaneous determination of ginsenosid
✍ Hideko Kanazawa; Yoshiko Nagata; Yoshikazu Matsushima; Masashi Tomoda; Nobuharu πŸ“‚ Article πŸ“… 1990 πŸ› Elsevier Science 🌐 English βš– 311 KB

Octadecyl porous glass was used as the packing for reversed-phase high-performance liquid chromatography. A mixture of ginsenosides and saikosaponins (saponins of ginseng and bupleurum root, respectively) were analysed with detection at 203 nm. A well resolved chromatogram of ginsenoside Rbl, Rc, Rb