# Commission Implementing Decision of 26 September 2014 establishing the best available techniques (BAT) conclusions, under Directive 2010/75/EU of the European Parliament and of the Council, for the production of pulp, paper and board (notified under document C(2014) 6750) (Text with EEA relevance) (2014/687/EU), Division BAT 44: In order to maintain advanced water circuit closure in mills processing paper for recycling and to avoid possible negative effects from the increased recycling of process water, BAT is to use one or a combination of the techniques given below.

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

Technique
Description
a
Monitoring and continuous control of the process water quality
See Section 1.7.2.1
b
Prevention and elimination of biofilms by using methods that minimise emissions of biocides
c
Removal of calcium from process water by a controlled precipitation of calcium carbonate

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Source: https://www.legislation.gov.uk/eudn/2014/687/annex/division/9/division/1.5/division/1.5.2/division/bat+44 (the official version)
Page: https://openlegislation.uk/eu-decision-2014-687/annex/division-9/division-1.5/division-1.5.2/division-bat+44
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.