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Apr 4. 2000 5 : 05AM No - 1112 P - 9/17 <br /> Preliminary Endattgennent Asses$ment Work Plan <br /> Proposed Joe Widmer Elementary School <br /> January 11,2000(Revised March 24,2000) <br /> Page-6- <br /> TABLE x <br /> Laboratory Analytical Methods <br /> METHOD CONSTITUENT DETECTION LIMIT PRG PRG <br /> (mg/kg) (MG/KG) 4 SUBSAMIPLES <br /> Etboprop 0.0083 NE NA <br /> Ethyl Parathion 0.0083 370 92.5 <br /> Malathion 0.042 1,200 300 <br /> Chlo yri hos 0.0083 180 45 <br /> Famphur 0.033 NF. NA <br /> Fenthion 0.0083 NE NA <br /> Merphos 0.0083 1.8 0.45 <br /> Methyl Parathion 0.0083 15 3.75 <br /> Mevinphos 0.210 NE NA <br /> Feimlfothion 0.083 NE NA <br /> Naled 0.330 120 30 <br /> Ronnci 0.0083 3,100 775 <br /> 5ulfotepp 0.0083 NE NA <br /> Tetrachlorvinphos 0.083 20 5 <br /> 1-hionazin 0,0083 NE NA <br /> Tokuthion 0.0083 NE NA <br /> Trichloronite 0.0083 NP NA <br /> Coumaphos 0.017 NE NA <br /> 8151A Diacwnba 0.040 1.800 450 <br /> Dichlorprop 0.080 NE NA <br /> 2,4-D 0.080 690 172.5 <br /> MCPA 8 NE NA <br /> MCPP 8 NE NA <br /> 2,4,5-TP(5ilvex) 0.020 NE NA <br /> 2,4,5-'r 0.020 NF NA <br /> Dinoscb 0.012 61 15.3 <br /> 2,4-DB 0.080 490 122.5 <br /> Chevron kM8-10 Paraquat 1 270 67.5 <br /> (i01pD Arsenic 0.177 0.38*/21** NA <br /> Scicnium 0.28 390 NA <br /> Load 0.1 400 NA <br /> NA.w Not Applicable <br /> NE=Not tstablislted <br /> *=Carcenogenic Value <br /> °"-Non-carccnogenic value <br />