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BOLTANE CERCLE is a chesnut tannin redissolved in a 18% soluion in water. Rich in oligomers, it forms stable bonds with protein chains.
BOLTANE CERCLE is used as a base wine fining adjuvant and is very reactive to our protein fining agents: COLVITE CERCLE, GELATINE N or COLLOGEL.
Used on musts, BOLTANE CERCLE promotes color stabilization of red wine and improves resistance to oxidation.
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