Wilson, R. (2005). New International Calibration Standard (ICS-R2) for HPLC Analysis of Reduced (rho) iso-α-acids: Submitted on behalf of the International Subcommittee for Isomerized Hop-Acids. BrewingScience, 59(11/12), 25-26. https://brewingscience.de/index.php/brewingscience/article/view/530