Musts -Fining using proteins of plant origin
RESOLUTION OENO 7/2004
MUSTS -FINING USING PROTEINS OF PLANT ORIGIN
THE GENERAL ASSEMBLY,
IN VIEW of Article 2 paragraph iv of the Agreement of 3 April 2001 establishing the International Organisation of Vine and Wine
CONSIDERING the works of the experts group “Wine technology”,
DECIDES:
Upon the proposal by Commission II “Oenology” to introduce in part II of the International Code of Oenological Practices the following oenological practices and treatments:
PART II
Chapter 2: Must
FINING USING PROTEINS OF PLANT ORIGIN
Objectives:
Use of protein matter of plant origin for the fining of musts in order to improve their clarity, stability and taste.
Prescriptions:
- The dose to be used is determined after a preliminary test trial. The maximum usage dose should be less than 50 g/hl. The dose retained corresponds to the sample which produces the sought after clarity and gives a better result for tasting.
- Protein matter of plant origin can be used with other admitted products such as tannins, bentonite, silica gel…
- Protein matter of plant origin must comply with the prescriptions of the International Oenological Codex.
Recommendations of the OIV:
Admitted.