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- Yang, Yi; Gu, Dongyu; Aisa, Haji Akber; Ito, Yoichiro
- Journal of separation science 2011 v.34 no.10 pp. 1205-1211
- countercurrent chromatography, etc ; amino acids; dipeptides; hydrochloric acid; hydrophobicity; Show all 5 Subjects
- ... Three types of novel coiled column configurations, i.e. a triangular coiled column and elliptical coiled columns I and II, were designed for type-I countercurrent chromatography and their performances were evaluated with two solvent systems each with suitable test samples. Three dinitrophenyl (DNP) amino acids (DNP-DL-glu, DNP-β-ala and DNP-L-ala) were separated with a moderately hydrophobic two-p ...
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