International Code of Oenological Practices

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Clarification of sparkling wine

II.4.3.4 Clarification of sparkling wine


Clarification of the sparkling wine by decanting and racking, centrifugation and filtering under isobaric conditions.

Objective :

To assure the clarity of the sparkling wine.

Prescriptions :

a)        To achieve isobaric conditions, the necessary pressure is obtained by means of an inert gas or compressed air.

b)       Authorised inert gases are nitrogen, argon and endogenous carbon dioxide. They shall comply with the prescriptions of the International Oenological Codex.

Recommendation of OIV: