2023-10-09-未知机构-国际酿酒实践守则（英）_453页_2mb

Summary of the International Code of Oenological Practices (2023 Edition)

• Part I: Definitions

  • 1. GRAPES: Includes definitions and permitted practices for fresh grapes, dried grapes, sorting, crushing, removing stems, draining, pressing, and others.
  • 2. MUSTS: Covers grape musts, preservation methods, acidification (chemical, microbiological, or electro-membrane treatments), de-acidification, clarification, clarification specific to wine, physical and chemical stabilization, and other treatments.
  • 3. WINES: Defines wine, its sugar content modifications, carbon dioxide content, special wines like sparkling, sweet, or fortified wines, clarification methods, physico-chemical stabilization, protection and preservation, dealcoholisation, transportation gas management, and other treatments.
  • 4. SPECIAL WINES: Includes definitions for flor or film wines, liqueur wines, sparkling wines, carbonated wines, sweet wines with grape sugar-derived residual sweetness, etc.
  • 5. PRODUCTS DERIVED FROM GRAPES, GRAPE MUST OR WINE: Covers grape sugar, grape juice, light1.6- carbonated grape drink, beverages based on vitivinicultural products, wine-based beverages, aromatised wines, etc.

• Part II: Oenological Practices and Treatments

  • 1. GRAPES:
    • Sorting and crushing: standard practices with no specific limits.
    • Controlling sugar content: includes natural raisining, physical treatment, selective sorting, cryoextraction.
  • 2. MUSTS:
    • Preparation: filtration, flotation, pasteurization, racking, glandatin treatment, dealcoholisation, blowing, etc.
    • Acidification: chemical or electro-membrane methods.
  • 3. WINES:
    • Packaging preparations: fortification, aromatisation, water addition, etc.
    • Treatment for preparation: storage, clarification, tartaric stabilization, removal of iron, addition of carbonates, enzymes, etc.
  • 4. Special Wine Production: Includes methods for secondary fermentation in bottle or tank, wine blending, etc.

• Part III: Good Practices Guide for Bulk Wine Transportation

  • 1. Use of the Guide: An advisory guide for handling bulk wine during transport, ensuring cleanliness and preventing contamination.
  • 2. Scope: Applies to table wine and quality wine in bulk transport.
  • 3. Introduction: Addresses oxidation and contamination risks during wine transport.
  • 4. Transportation: Covers the construction of tanks and ancillary equipment, sample distribution, loading and unloading processes.
  • 5. Cleaning and Sanitising: Measures include steam, hot water, chemical treatments, and regular maintenance for tank cleanliness.
  • 6. Glossary: Explains key terms related to wine oenology.

This summary covers the essential definitions, permitted practices, treatments, and handling guidelines referenced by the 2023 edition of the OIV document.