# Commission Implementing Decision (EU) 2020/2009 of 22 June 2020 establishing the best available techniques (BAT) conclusions, under Directive 2010/75/EU of the European Parliament and of the Council on industrial emissions, for surface treatment using organic solvents including preservation of wood and wood products with chemicals (notified under document C(2020) 4050) (Text with EEA relevance), Division BAT 43: BAT is to monitor pollutants in waste water and potentially contaminated surface run-off water prior to each batch discharge in accordance with EN standards. If EN standards are not available, BAT is to use ISO, national or other international standards that ensure the provision of data of an equivalent scientific quality.

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

Specific substances are monitored, depending on the composition of the biocidal products in use in the process.
The monitoring only applies if copper compounds are used in the process.
The monitoring only applies to plants using solvent-based treatment chemicals. Specific substances are monitored, depending on the solvents in use in the process.
The monitoring only applies to plants using creosote treatment.
Substance/Parameter
Standard(s)
Biocides
EN standards might be available depending on the composition of the biocidal products
Cu
Various EN standards available
(e.g. EN ISO 11885, EN ISO 17294-2, EN ISO 15586)
Solvents
EN standards available for some solvents
(e.g. EN ISO 15680)
PAHs
EN ISO 17993
Benzo[a]pyrene
EN ISO 17993
HOI
EN ISO 9377-2

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Source: https://www.legislation.gov.uk/eudn/2020/2009/annex/division/2/division/2.9/division/2.9.1/division/BAT (the official version)
Page: https://openlegislation.uk/eu-decision-2020-2009/annex/division-2/division-2.9/division-2.9.1/division-BAT
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.