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CERTIFICATE OF ANALYSIS <br /> Ana/ytica/ Laboratory <br /> Tuesday,July 27, 1999 <br /> Advanced Geo Environmental <br /> 4005 N. Wilson Way <br /> Stockton, CA. 95205 <br /> Sample Information <br /> Sample ID: PE5529-03 Sample Type: Grab <br /> Sample Description: SP#3 Project Name: Lodi Airport <br /> DatelTime Sampled: 7/9/99 2:00:00 PM Sample Matrix: Soil • <br /> ANALYTICAL RESULTQA/QCREPORT <br /> w ,, ...... <br /> Date LCS Spike MS Spike <br /> .Test Parameter Method DLR Unit Result Dilation ::Analyzed Blank Cone. LCS% Conc MS% MSD RSD <br /> Lead(Pb) EPA 6020 1 mg/Kg 35 10 14-Ju1-99 ND 0.02 100.00% 0.025 96.0% 104.00% 2.0°% 8 <br /> ,TPH-Gasoline EPA 8015M/DHS 1 mg/Kg ND 1 13-Jul-99 ND 098 990% 098 1102°% 1112% 020%. <br /> TPH-Diesel EPA 8015M/DHS 1 mg/Kg ND 1 15-Jul-99 ND 50 99.0°% 50 1060°% 1048% 03°% <br /> •Benzene EPA 8020 5 ug/Kg ND 113-Jul-99 ND 20 95.5% 20 1150% 110.0°% 1.1% <br /> Toluene EPA 8020 5 ug/Kg ND 1 13-Jul-99 ND 20 101.0% 2D 105.0°% 113.59% 1.9°% <br /> Ethylbenzene EPA 8020 5 ug/Kg ND 1 13-Jul-99 ND 2D 99.5% 20 1125°% 105.0°% 1.7e% s <br /> :Xylenes,Total EPA 8020 5 ug/Kg ND 1 <br /> 13-Jul-99 ND 20 98.0°% 20 110.0°% 108.5% 0.3% <br /> .... ., . . ........ ..».., .».y <br /> ?Methyl-t-Butyl Ether(MtBE) EPA 8020 5 ug/Kg ND 1 13-Jul-99 ND 20 105.00% 20 109.5°% 115.0°% 1.2e% e <br /> .,.,.,: .,..—..:.,..,.,»., . .: : :... ........................................ ».,.. :o. <br /> ng/L—milligrams per Liter_ppm DLR-Detection Linritfor the Purpose of REDrepresentrelativeppercemdf:ferent:(.R,»P.,, )..between duplicates spike offsanp`les".,,,.,,.»..:.......,.,, <br /> ug/L=micrograms perLiter—ppb Ripening. Exceptional sample matrices or orDuplicme of Sample <br /> interferences map result in higher detection ISD-measure ofthe percent reeovery efficiencies within the matrix <br /> C=Composite G=Grab limits <br /> WS-measure ofthe percent recovery ojthe Labor'atmy Centro[Spike(LCS) <br /> RESTFULLY UTED, <br /> Jonathan Hao Y. Le, Laboratory Director <br /> EP.1-Environmenml Protec(iouAgency.Llelhod. Page I of I <br /> ,... . . r....r .c..... _... .. +..-. �.r... . .o.,.F... .. .. ... .. . ..-..... r- , ........ ...n nnnn r-_... rnnn� nnn �nnc <br />