Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
High-Performance Liquid Chromatography with Diode-Array Detection (HPLC-DAD) chromatograms for Arabica coffee infusion. (A)—caffeine, (B)—polyphenols: 1—neochlorogenic acid, 2—cryptochlorogenic acid, 3—chlorogenic acid, 4—caffeine, 5—ferulic acid, 6–10—dicaffeoylquinic or feruloylquinic acids isomers.
