LEADER 02158oam 2200553 450 001 9910713351603321 005 20200402093521.0 035 $a(CKB)5470000002500127 035 $a(OCoLC)1140504975 035 $a(EXLCZ)995470000002500127 100 $a20200205d2019 ua 0 101 0 $aeng 135 $aur||||||a|||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 00$aTechnical assistance document for sampling and analysis of ozone precursors for the photochemical assessment monitoring stations program 205 $aRevision 2 - April 2019. 210 1$aResearch Triangle Park, NC :$cU.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, Air Quality Assessment Division,$d2019. 215 $a1 online resource (256 unnumbered pages) $ccolor illustrations 300 $a"April 2019." 300 $a"EPA-454/B-19-004." 320 $aIncludes bibliographical references. 517 3 $aPAMS Required Site Network TAD 606 $aAir$xPollution$zUnited States$xMeasurement 606 $aAir$xPollution$xStandards$zUnited States 606 $aAir$xPollution$xLaw and legislation$zUnited States 606 $aAir quality monitoring stations$zUnited States 606 $aPhotochemistry 606 $aOzone 606 $aAir$xPollution$xMeasurement$2fast 606 $aAir quality monitoring stations$2fast 615 0$aAir$xPollution$xMeasurement. 615 0$aAir$xPollution$xStandards 615 0$aAir$xPollution$xLaw and legislation 615 0$aAir quality monitoring stations 615 0$aPhotochemistry. 615 0$aOzone. 615 7$aAir$xPollution$xMeasurement. 615 7$aAir quality monitoring stations. 712 02$aUnited States.$bEnvironmental Protection Agency.$bAir Quality Assessment Division, 801 0$bEKB 801 1$bEKB 801 2$bOCLCF 801 2$bGPO 906 $aBOOK 912 $a9910713351603321 996 $aTechnical assistance document for sampling and analysis of ozone precursors for the photochemical assessment monitoring stations program$93264915 997 $aUNINA