wine fining

The influence of must fining on pinking

AIM: “Pinking” is a term used to define an abnormal pink coloration assumed by white wines in certain cases. Despite the many hypotheses about the causes of this phenomenon, pinking still represents an issue for the wine industry. In the absence of reliable...

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The effect of PVPP treatment on rosé during fermentation

The aim of the study was to evaluate the effect of PVPP on colour, polyphenol and volatile thiol content during rosé fermentation. Project layout: Blends from Grenache noir and Merlot free run juice in two different ratios were used. The juice was fermented with 20...

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