Cocktail ABV with Dilution

Final ABV and standard-drink count of a cocktail after ice-melt dilution.

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Checked against published worked examples from: Cocktail dilution model (Dave Arnold, Liquid Intelligence).

Details, formula, and sources

ScopeFinal ABV and standard-drink count of a mixed drink after ice-melt dilution (shaken ~28%, stirred ~23%, rocks ~15%, neat 0%). A strength figure that ignores the melt overstates the pour; final_abv = pure_alcohol / (volume + melt).

Formula or tablepure_alcohol = total_volume x weighted_abv / 100; dilution_water = total_volume x method_pct / 100; final_abv = pure_alcohol / (total_volume + dilution_water) x 100; standard_drinks = pure_alcohol / 0.6.

Source and editionCocktail dilution model (Dave Arnold, Liquid Intelligence), by name.

Free accessBartending-practice dilution figures; responsible-service practice governs.

What governsEstimate. AHJ and licensed professional govern.

API field namestotal_volume_oz, weighted_abv_pct, method, dilution_pct, final_abv_pct, standard_drinks

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