# Regulation (EC) No 1107/2009 of the European Parliament and of the Council of 21 October 2009 concerning the placing of plant protection products on the market and repealing Council Directives 79/117/EEC and 91/414/EEC, Division 3.7.1.2: Bioaccumulation

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

An active substance, safener or synergist fulfils the bioaccumulation criterion where there is:
evidence that its bio-concentration factor or bioaccumulation factor in aquatic species is greater than 5 000 or, in the absence of such data, that the partition coefficient n-octanol/water (log Ko/w) is greater than 5, or
evidence that the active substance, safener or synergist present other reasons for concern, such as high bioaccumulation in other non-target species, high toxicity or ecotoxicity.

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Source: https://www.legislation.gov.uk/eur/2009/1107/annex/II/division/3/division/3.7/division/3.7.1/division/3.7.1.2 (the official version)
Page: https://openlegislation.uk/eu-regulation-2009-1107/annex-II/division-3/division-3.7/division-3.7.1/division-3.7.1.2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.