Select laboratory network Air and indoor environment 35 Human biomonitoring 101 Water 42 Water 42 Filter Reset filters Type of laboratory PARC member 9 External laboratory 21 Substance group (-) Alkylphenols 8 Bisphenols 15 Dioxins and furans 1 Flame retardants 10 Metals and trace elements 27 Per- and polyfluoroalkyl substances (PFAS) 17 Pesticides-azoles 16 Pesticides-glyphosate 8 Pesticides-neonicotinoids 13 Pesticides-organochlorines 15 Pesticides-organophosphorus 20 Pesticides-others 20 Pesticides-pyrethroids 11 Pharmaceuticals 13 Phthalates 10 (-) Polychlorinated biphenyls (PCBs) 10 Polycyclic aromatic hydrocarbons (PAHs) 20 Tire rubber additives 5 Tributyltin compounds 1 Volatile organic compounds (VOCs) 15 (-) Other chemicals 21 Matrix Surface water 28 Drinking/Tap water 21 Ground water 19 Treated sewage/outlet 11 Untreated sewage/inlet 10 Mineral/Spring water 9 Saline/Marine water 7 Leachate 4 Industrial effluent outlet 4 Regenerated water 4 Recreational water 4 Process water 1 Healthcare water 1 Other water 1