# Commission Implementing Decision of 11 February 2013 establishing the best available techniques (BAT) conclusions under Directive 2010/75/EU of the European Parliament and of the Council on industrial emissions for the tanning of hides and skins (notified under document C(2013) 618) (Text with EEA relevance) (2013/84/EU), Division: Description

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

Maintaining the pH of effluents containing sulphide from the beamhouse above 9,5 until the sulphide has been treated (on or off site) by one of the following techniques:
(i) catalytic oxidation (using manganese salts as a catalyst);
(ii) biological oxidation;
(iii) precipitation; or
(iv) by mixing in an enclosed vessel system fitted with an exhaust scrubber or a carbon filter.

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Source: https://www.legislation.gov.uk/eudn/2013/84/annex/division/2/division/1.6/division/1.6.1/division/17/division/1 (the official version)
Page: https://openlegislation.uk/eu-decision-2013-84/annex/division-2/division-1.6/division-1.6.1/division-17/division-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.