The CUPRAC post-column derivatization method can be improved using core-shell columns and suitable for quantifying antioxidants, exemplified by catechin and EGCG, in tea samples.
Keyphrases
- solid phase extraction
- liquid chromatography
- high performance liquid chromatography
- tandem mass spectrometry
- liquid chromatography tandem mass spectrometry
- simultaneous determination
- mass spectrometry
- gas chromatography mass spectrometry
- molecularly imprinted
- high resolution mass spectrometry
- ultra high performance liquid chromatography
- gas chromatography
- ms ms
- metal organic framework