Select laboratory network Air and indoor environment 35 (Eco)toxicology 73 Human biomonitoring 101 Water 42 Air and indoor environment 35 Filter Reset filters Type of laboratory PARC member 19 (-) External laboratory 9 Air environment (-) Indoor air 9 Outdoor air 11 Matrix Particle phase 9 Gas phase 7 Substance group Acrylamide 2 Ammonia 3 Aprotic solvents 1 Aromatic amines 1 Arsenic (As) in PM10 6 Arsenic (As) in PM2.5 6 Benzene 4 Benzo(a)pyrene in PM10 5 Benzothiazoles 1 Bisphenols 3 Black carbon 3 Cadmium (Cd) in PM10 6 Cadmium (Cd) in PM2.5 6 Carbon dioxide 5 Carbon monoxide 3 Diisocyanates 2 Disinfection by-products 1 Flame retardants 1 Formaldehyde 4 Halogenated anaesthetics 2 Lead (Pb) in PM10 6 Lead (Pb) in PM2.5 6 MDI/TDI 1 Mercury 3 Metals and trace elements 6 Nickel (Ni) in PM10 6 Nickel (Ni) in PM2.5 6 Nitrogen dioxide 5 Nitrogen oxide 4 Nitrosamines 1 Odour 1 Oil mist 1 Organic and elemental carbon 3 Organophosphate ester plasticizers (OPEs) 2 Ozone 5 Particles (PM10) 8 Particles (PM2.5) 8 Particles (total) 5 Per- and polyfluoroalkyl substances (PFAS) 4 Pesticides-organochlorines 2 Pesticides-organophosphates 1 Phenols 4 Phthalates 4 Polychlorinated biphenyls (PCBs) 1 Polycyclic aromatic hydrocarbons (PAHs) 5 Radon 1 Siloxanes 3 Sugars, sugar alcohols, tetrols 1 Sulfur dioxide 4 Ultrafine particles 1 UV filters-benzophenones 1 Volatile and semi-volatile organic compounds (VOCs and SVOCs) 5 Water soluble ions 5 Other chemicals 6