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Brewers Corner Store



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Kieselsol and Chitosan are fining agents used primarily in winemaking but also occasionally in brewing to help clarify the beverage and remove unwanted particles and haze.

Kieselsol: Also known as silica sol, Kieselsol is a fining agent made from colloidal silica. It primarily works on negatively charged particles in the wine or beer.

Chitosan: Derived from chitin, which is found in the exoskeleton of crustaceans, Chitosan acts on positively charged particles.
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