ASBC
METHODS OF ANALYSIS

ASBC Methods of Analysis - Wort-23: International Bitterness Units in Wort by Segmented Flow Analysis

ASBC Methods of Analysis

Wort

Wort-23
International Bitterness Units in Wort by Segmented Flow Analysis

VIEW METHOD

Summary
The automated procedure for the determination of international bitterness units (IBUs) in wort is based on the following reaction: the wort sample is acidified with hydrochloric acid and then combined and extracted with iso-octane. The emulsified layer is separated, and absorbance is measured at 275 nm.