# 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 4.4

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

n-heptane , chromatography grade, or iso-octane
WARNING – Inflammable. Pernicious if inhaled. Keep away from sources of heat, sparks or naked flames. Make sure the bottles are always properly closed. Ensure proper ventilation during usage. Avoid breathing in the fumes. Avoid prolonged or repeated contact with skin.

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Source: https://www.legislation.gov.uk/eur/1991/2568/annex/XX/division/4/division/4.4 (the official version)
Page: https://openlegislation.uk/eu-regulation-1991-2568/annex-XX/division-4/division-4.4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.