| No | Laboratory | Institution | Location | Access to Laboratory Descriptions |
| 1 | AIDA Aerosol Chamber | Atmospheric Aerosol Research Department (IMK-AAF) | Karlsruhe, Germany | ACCENT | EUROCHAMP | Laboratory website |
| 2 | Air and Soil Pollution Laboratory (LPAS) | Swiss Federal Institute of Technology (EPFL) | Lausanne, Switzerland | ACCENT | n/a | Laboratory website |
| 3 | Atmospheric Chemistry Research Laboratory | University of Bayreuth | Bayreuth, Germany | ACCENT | EUROCHAMP | Laboratory website |
| 4 | Centre for Research into Atmospheric Chemistry | University College Cork | Cork, Ireland | ACCENT | EUROCHAMP | Laboratory website |
| 5 | Climate Change Unit | Institute for Environment and Sustainability (JRC) | Ispra, Italy | ACCENT | EUROCHAMP | Laboratory website |
| 6 | Combustion and Reactive Systems Laboratory (LCSR) | CNRS | Orléans, France | ACCENT | EUROCHAMP | Laboratory website |
| 7 | Division for Theoretical and Physical Chemistry | University of Leuven | Heverlee-Leuven, Belgium | ACCENT | n/a | Laboratory website |
| 8 | EUPHORE Laboratories | Fundácion CEAM, Centro de Estudios Amientales del Mediterraneo | Valencia, Spain | ACCENT | EUROCHAMP | Laboratory website |
|
| 9 | Experimental Station for studying the ozone effect on vegetation; OTC-Curno | Università Cattolica di Brescia | Curno, Italy | ACCENT | n/a | Laboratory website |
| 10 | Finnish Meteorological Institute, Research and Development Unit (FMI) | Finnish Meteorological Institute | Helsinki, Finland | ACCENT | | Laboratory website |
| 11 | Göteborg-Flow Reactor for Oxidation Studies at low Temperatures | Department of Chemistry, Atmospheric Science, Göteborg University | Göteborg, Sweden | ACCENT | n/a | Laboratory website |
| 12 | Institute for Dynamics of Environmental Processes, (IDPA-CNR) | Instituto per la Dinamica dei Processi Ambientali - CNR | Venice, Italy | ACCENT | n/a | Laboratory website |
| 13 | Institute of Hydrochemistry | Technical University of Munich | Munich, Germany | ACCENT | | Laboratory website |
| 14 | Kinetics and Photochemistry Group | Max Planck Institute for Chemistry | Mainz, Germany | ACCENT | | Laboratory website |
| 15 | Laboratory of Applied Environmental Chemistry(LACE) | CNRS / University Claude Bernard Lyon 1 | Villeurbanne, France | ACCENT | | Laboratory website |
| 16 | Laboratory of Ion Beam Physics | Federal Technical University Zurich (ETHZ) / Paul Scherrer Institute (PSI) | Zurich, Switzerland | ACCENT | n/a | Laboratory website |
| 17 | Laboratory of Molecular Physical Chemistry (LPCM) | CNRS / University of Bordeaux | Talence, France | ACCENT | | Laboratory website |
| 18 | Laboratory of Radiochemistry and Environmental Chemistry | Paul Scherrer Institute (PSI) | Villigen, Switzerland | ACCENT | n/a | Laboratory website |
| 19 | Large Flow Cloud Chamber (CHIEF) | Energy-research Center of the Netherlands (ECN) | Petten, The Netherlands | ACCENT | | Laboratory website |
| 20 | Leipzig Aerosol Cloud Interaction Simulator (LACIS) | Leibniz-Institute for Troposheric Research (IfT) | Leipzig, Germany | ACCENT | | Laboratory website |
| 21 | Mass Spectrometry Facility (MASF) | CNR-IBAF and CNR-IMC Laboratories (CNR) | Rome, Italy | ACCENT | n/a | Laboratory website 1 2 |
| 22 | Molecular Spectroscopy Facility (MSF) | CCLRC Rutherford Appleton Laboratory | Didcot, United Kingdom | ACCENT | | Laboratory website |
| 23 | Physical Chemistry Department | University of Wuppertal | Wuppertal, Germany | ACCENT | EUROCHAMP | Laboratory website |
| 24 | PSI Smog Chamber | Paul Scherrer Institute (PSI) | Villigen, Switzerland | ACCENT | EUROCHAMP | Laboratory website |
| 25 | SAPHIR - Institute for Chemistry and Dynamics of the Geosphere (ICGII): Troposphere | FZ Jülich | Jülich, Germany | ACCENT | EUROCHAMP | Laboratory website |
| 26 | Solution Chemistry and Uptake Laboratories | Leibniz-Institute for Troposheric Research (IfT) | Leipzig, Germany | ACCENT | | Laboratory website |
| 27 | Theoretical Studies of Reaction Mechanisms | Torino University | Torino, Italy | ACCENT | n/a | Laboratory website |
Access to Field Sites