Tannins - Limiting the oxidative degradation of anthocyanins; protecting and stabilizing colour over time

OPERA SR

Opera SR, tannin for colour stabilization.

OPERA GRAPE L

Opera Grape L, grape tannin for fining, colour stabilization and structure.

OPERA SENSO

OPERA SENSO is a blend of ellagic tannins extracted from selected species of oak and gall nuts. The product is sold as a ready-to-use solution.

CASTAN PERDOMINI

Chestnut tannin