1. European Commission. Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive 1999/45/EC and repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive 76/769/EEC and Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC. Office for Official Publications of the European Communities (OPOCE). Off J Eur Union 2006, L 396/1 of 30.12.2006. [http://publications.europa.eu].
2. European Commission. Directive 2006/121/EC of the European Parliament and of the Council of 18 December 2006 amending Council Directive 67/548/EEC on the approximation of laws, regulations and administrative provisions relating to the classification, packaging and labelling of dangerous substances in order to adapt it to Regulation (EC) No 1907/2006 concerning the Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH) and establishing a European Chemicals Agency. Office for Official Publications of the European Communities (OPOCE). Off J Eur Union 2006, L 396/850 of 30.12.2006. [http://publications. europa.eu].
3. U. S. Environmental Protection Agency. Aquatic Toxicity Information Retrieval AQUIRE Database. Duluth, MN 1995.
4. U. S. EPA ECOTOX Database (www.epa.gov/ecotox).
5. The development of an Environmental Fate Data Base