# Fourth Commission Directive of 11 October 1985 on the approximation of the laws of the Member States relating to methods of analysis necessary for checking the composition of cosmetic products (85/490/EEC), Division 4.12

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

Standard solutions: weigh accurately approximately 5,0, 10,0, 15,0 and 20,0 mg respectively of quinine anhydrous (4.5) into a set of 100 ml standard flasks. Make up to the mark with methanol (4.6) and shake the contents of the flasks until the quinine dissolves. Filter each sample through a 0,5 μm filter.

---
Source: https://www.legislation.gov.uk/eudr/1985/490/annex/division/3/division/B/division/4/division/4.12 (the official version)
Page: https://openlegislation.uk/eu-directive-1985-490/annex/division-3/division-B/division-4/division-4.12
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.