{
  "url": "https://openlegislation.uk/eu-decision-2017-2117/annex/division-11/division-11.1/division-BAT+86",
  "json_url": "https://openlegislation.uk/eu-decision-2017-2117/annex/division-11/division-11.1/division-BAT+86.json",
  "legislation": "eudn/2017/2117",
  "legislation_title": "Commission Implementing Decision (EU) 2017/2117 of 21 November 2017 establishing best available techniques (BAT) conclusions, under Directive 2010/75/EU of the European Parliament and of the Council, for the production of large volume organic chemicals (notified under document C(2017) 7469) (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-decision-2017-2117",
  "path": "annex/division/11/division/11.1/division/BAT+86",
  "kind": "division",
  "number": "BAT 86:",
  "heading": "In order to recover solvents and to reduce emissions of organic compounds to air from all units other than the hydrogenation unit, BAT is to use an appropriate combination of the techniques given below. In the case of using air in the oxidation unit, this includes at least technique d. In the case of using pure oxygen in the oxidation unit, this includes at least technique b. using chilled water.",
  "text": "Technique\nDescription\nApplicability\nProcess-integrated techniques\na.\nOptimisation of the oxidation process\nProcess optimisation includes elevated oxidation pressure and reduced oxidation temperature in order to reduce the solvent vapour concentration in the process off-gas\nOnly applicable to new oxidation units or major plant upgrades\nb.\nTechniques to reduce solids and/or liquids entrainment\nSee Section 12.1\nGenerally applicable\nTechniques to recover solvent for reuse\nc.\nCondensation\nSee Section 12.1\nGenerally applicable\nd.\nAdsorption (regenerative)\nSee Section 12.1\nNot applicable to process off-gas from oxidation with pure oxygen\nTable 11.1\nBAT-AELs for emissions of TVOC to air from the oxidation unit\nThe BAT-AEL does not apply when the emission is below 150 g/h.\nWhen adsorption is used, the sampling period is representative of a complete adsorption cycle.\nIn the case of significant methane content in the emission, methane monitored according to EN ISO 25140 or EN ISO 25139 is subtracted from the result.\nParameter\nBAT-AEL(daily average or average over the sampling period)(no correction for oxygen content)\nTVOC\n5–25 mg/Nm3\nThe associated monitoring is in BAT 2.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "footnote",
      "label": "f1",
      "text": "The BAT-AEL does not apply when the emission is below 150 g/h."
    },
    {
      "type": "footnote",
      "label": "f2",
      "text": "When adsorption is used, the sampling period is representative of a complete adsorption cycle."
    },
    {
      "type": "footnote",
      "label": "f3",
      "text": "In the case of significant methane content in the emission, methane monitored according to EN ISO 25140 or EN ISO 25139 is subtracted from the result."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eudn/2017/2117/annex/division/11/division/11.1/division/BAT+86",
    "retrieved_at": "2026-11-01T15:13:18.480772+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}