Chemometric and ultraviolet-visible spectrometric methods for simultaneous determination of caffeine, trigonelline, and chlorogenic acid in instant coffees. (PubMed, Food Chem) - Oct 10, 2026 - "This alternative requires no organic solvents and generates no waste. Moreover, it uses an inexpensive instrument that records the spectrum in just 1 s, whereas the HPLC run takes 20 min."
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Diana S M Oliveira; Edvan C Silva; João L B Almeida; João V M Mariz; Lucas I Alves; Luciano B Ramo; Mário C U Araujo; Rossana O Nóbrega; Sofacles F C Soares
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