Waxy materials extracted from hops by organic solvents. The soft resin fraction (those soluble in hexane) contains the a and b acids which are responsible for the bitterness of beer.
« Back to Glossary IndexWaxy materials extracted from hops by organic solvents. The soft resin fraction (those soluble in hexane) contains the a and b acids which are responsible for the bitterness of beer.
« Back to Glossary Index