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035   $a(EXLCZ)995470000002398572
100   $a20100316d1991      uy             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 00$aMethods for aquatic toxicity identification evaluations$b[electronic resource] $ephase I : toxicity characterization procedures /$fedited by T. Norberg-King ... [and others]
205   $a2nd ed.
210  1$aDuluth, MN :$cU.S. Environmental Protection Agency, Office of Research and Development, Environmental Research Laboratory,$d[1991]
215   $a1 online resource. (87 unnumbered pages)
225 1 $aNational Effluent Toxicity Assessment Center technical report ;$v18-90
300   $aTitle from PDF title screen (viewed on Mar. 16, 2010).
300   $a"February 1991."
300   $a"EPA-600/6-91/003."
320   $aIncludes bibliographical references.
517   $aMethods for aquatic toxicity identification evaluations 
606   $aToxicity testing$zUnited States
606   $aWater$xAnalysis
615  0$aToxicity testing
615  0$aWater$xAnalysis.
701   $aNorberg-King$b Teresa$01403610
712 02$aEnvironmental Research Laboratory (Duluth, Minn.)
801  0$bGPO
801  1$bGPO
801  2$bGPO
906   $aBOOK
912   $a9910698930603321
996   $aMethods for aquatic toxicity identification evaluations$93549274
997   $aUNINA