02109oam 2200553 450 991070804540332120170727122258.0(CKB)5470000002470125(OCoLC)978352849(EXLCZ)99547000000247012520170324d2017 ua 0engurmn|||||||||txtrdacontentcrirdacontentcrdamediacrrdacarrierMethods used to characterize the chemical composition and biological activity of environmental waters throughout the United States, 2012--14 /Kristin M. Romanok [and others]Reston, Virginia :U.S. Department of the Interior, U.S. Geological Survey,2017.1 online resource (x, 105 pages) color illustrationsOpen-file report ;2017-1011"Prepared in cooperation with the U.S. Environmental Protection Agency."Trace elements in waterSamplingChemicalsHealth aspectsUnited StatesEnvironmental toxicologyUnited StatesStream ecologyUnited StatesWaterPollutionIdentificationLeadEnvironmental aspectsWaterAnalysisChemicalsIdentificationTrace elements in waterSampling.ChemicalsHealth aspectsEnvironmental toxicologyStream ecologyWaterPollutionIdentification.LeadEnvironmental aspects.WaterAnalysis.ChemicalsIdentification.Romanok Kristin M.1418961United States.Environmental Protection Agency.Geological Survey (U.S.),GPOGPOMERUCGPOBOOK9910708045403321Methods used to characterize the chemical composition and biological activity of environmental waters throughout the United States, 2012--143531807UNINA