Wine – Treatment with D,L-tartaric acid

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Wine – Treatment with D,L-tartaric acid

RESOLUTION OENO 4/2008

WINE – TREATMENT WITH D,L-TARTARIC ACID

THE GENERAL ASSEMBLY,

IN VIEW OF ARTICLE 2, paragraph 2 ii of the Agreement of 3 April 2001, establishing the International Organisation of Vine and Wine,

TAKING NOTE of the works of the "Technology" expert group,

CONSIDERING the monograph on D,L-tartaric acid (Oeno 48/2000) in the International Oenological Codex already adopted,

DECIDES:

On the proposal of Commission II "Oenology" to introduce in part II of the "International Code of Oenological practices" the following oenological practices:

PART II

Chapter 3

Treatment with D,L-tartaric acid

Definition:

Addition of D,L-tartaric acid or the potassium-salts of D,L-tartaric acid in wine

Objectives:

Reduction of excessive levels of calcium

Prescriptions:

  1. The treatment yields particularly insoluble salts. The use of D,L-tartaric acid is subject to certain regulations.
  2. The treatment will be placed under the responsibility of an oenologist or a specialist technician.
  3. The products added shall comply with the prescriptions of the International Oenological Codex.

Recommendation of the OIV:

Admitted