Pure polyvinylpolypyrrolidone (PVPP). Highly effective in removing oxidized and oxidizable polyphenols, browning compounds and off-flavors. […]
Pure silicon dioxide in aqueous solution. Acts as a counter-fining agent with protein fining agents.
Gallic and ellagic tannins used as riddling agent. Improves clarification, compacts lees. Tip: When used […]