# Third Commission Directive of 27 September 1983 on the approximation of the laws of the Member States relating to methods of analysis necessary for checking the composition of cosmetic products (83/514/EEC), Division 6.2.2.6

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

Repeat the extraction three times with 8 ml of chloroform (4.3). Filter the chloroform phases and collect in the 50 ml flask. Make up to the mark with chloroform (4.3) and shake. Measure the optical density of the yellow solution against chloroform (4.3) at 410 nm.

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Source: https://www.legislation.gov.uk/eudr/1983/514/annex/division/11/division/6/division/6.2/division/6.2.2/division/6.2.2.6 (the official version)
Page: https://openlegislation.uk/eu-directive-1983-514/annex/division-11/division-6/division-6.2/division-6.2.2/division-6.2.2.6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.