Divergan F (PVPP), BASF’s unique polymerization process produces the purist polyvinylpolypyrrolidone, which is completely insoluble in must and wine. Divergan F is selective in binding phenolic species such as catechins and leucoanthocyanidins with minimal effect on flavor and aroma.  Key Features  Correct and stabilize color in wine, particularly white and blush wines Help prevent “browning” and “pinking” Freshen slightly oxidized wines Reduce astringency and bitterness in red and white wines Unmask fruity character Improve mouthfeel and finish of wine Treat press juice prior to fermentation to reduce astringency and bitterness Learn More