1. Council Directive 2000/60/EC of the European Parliament and of the council of 23 October 2000 on establishing a framework for Community action in the field of water policy.
2. Council Directive 2006/118/EC of the European Parliament and of the council of 12 December 2006 on the protection of groundwater against pollution and deterioration.
3. Council Directive 2008/105/EC of the European Parliament and of the council of 16 December 2008 on environmental quality standards in the field of water policy.
4. Council Directive 2013/39/EU of the European Parliament and of the council of 12 August 2013 on amending Directives 2000/60/EC and 2008/105/EC as regards priority substances in the field of water policy.
5. Baltussen E, Sandra P, David F, Janssen HG, Cramer C. Study into the equilibrium mechanism between water and poly(dimethylsiloxane) for very apolar solutes : adsorption or sorption ? Anal Chem. 1999;71:5213–6.