Why proanthocyanidins elute at increasing order of molecular masses when analysed by normal phase high performance liquid chromatography? Considerations of use
Journal of Chromatography A(2023)
摘要
•Proanthocyanidin assessment by precipitation/redissolution HPLC.•NP-HPLC separates proanthocyanidins by a precipitation/redissolution mechanism.•NP-HPLC separates grape seed monomeric phenols by adsorption/partition mechanism.•Guidelines for reproducible use of NP-HPLC in proanthocyanidin analysis.
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关键词
Proanthocyanidins,Grape seed extract,NP-HPLC,Solvent/non-solvent system,Precipitation/redissolution HPLC
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