# Commission Regulation (EEC) No 2568/91 of 11 July 1991 on the characteristics of olive oil and olive-residue oil and on the relevant methods of analysis, Division 5.4

Extent: E+W+S+N.I.

Alcoholic potassium hydroxide solution at 10 %. Add 10 ml of water to 50 g potassium hydroxide, stir, and then dissolve the mixture in ethanol to 500 ml.

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Source: https://www.legislation.gov.uk/eur/1991/2568/annex/XVII/division/5/division/5.4 (the official version)
Page: https://openlegislation.uk/eu-regulation-1991-2568/annex-XVII/division-5/division-5.4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.