Cooperation partners for proficiency testing of IFA
                        
                        
                        
		
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	American Industrial Hygiene Association (AIHA), USA
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	Bundesverband der Messstellen für Umwelt- und Arbeitsschutz e. V. (BUA), Germany
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	Health and Safety Laboratory (HSL), Institute of Occupational Medicine, United Kingdom
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	Institut National de Recherche et de Sécurité (INRS), France
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	Institute of Occupational Hygiene, Hungary
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	Instituto Nacional de Seguridad e Higiene en el Trabajo (INSHT), Spain
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	National Institute of Occupational Health (STAMI), Norway
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	National Research Centre for the Working Environment (NFA), Denmark
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	Nederlands Meetinstituut (NMI), Netherlands
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	Oulu Regional Institute of Occupational Health (ORIOH), Finland
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	Flemish Institute for Technological Research (VITO) , Laboratorium voor Industrielle Toxikologie (LIT), Belgium