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QHwg K OC) `Tr-KCERTIFICATE OF ANALYSIS
<br /> Analytical Laboratory
<br /> Tuesday,July 27, 1999
<br /> Advanced GeoEnvironmental
<br /> 4005 N. Wilson Way
<br /> Stockton, CA. 95205
<br /> Sample Information
<br /> Sample ID: PE5528-03 Sample Type: Grab
<br /> Sample Description: 2W @ 1577 Project Name: Lodi Airport
<br /> Date/Time Sampled: 7/9/99 3:10:00 PM Sample Matrix: Soil
<br /> ANALYTICAL RESULT QA/QC REPORT i
<br /> . :r.. „ . A.. ..,,
<br /> Date LCS Spike MS Spike
<br /> Test Parameter Method DLR Unit Restdt Dilation Ann/ zed Blank 5
<br /> y Conc. LCS% Colic. MS% MSD RSD
<br /> Lead(Pb) EPA 8020 1 mg/Kg 1 10 14-Jul-99 ND 002 100.0% 0025 96.0% 104,00.6 2.0%
<br /> ren,Rr..oh... ..- :... ,..,..a,.n..:.. .n., .,.,.... :.:.,,.._,. ..,.,>•,.,. . .,..,..«,.�o ......,,.ry..,.en,.�..,r,.:...�., A,.r..s
<br /> ;TPH-Gasoline EPA 8015MIDHS 1 mg/Kg ND 1 13-Jul-99 ND 098 99.0% 098 11020/6 111.2% 0.2°.6
<br /> _Benzene EPA 8020 5 ug/Kg ND 1 13-Jul-99 ND 20 955/ 20 1150°/ 110.0% 1.1% ;
<br /> ;Toluene EPA 8020 5 ug/Kg ND 1
<br /> 13-Jul-99 ND 2D 1010% 20 1050°k
<br /> Ethylbenzene EPA 8020 5 ug/Kg ND 1
<br /> 13-Jul-99 ND 20 99.5°h 20 112.5% 105.0°,6 1.7°.6
<br /> Xylenes,Total EPA 8020 5 ug/Kg No 1 13-Jul-99 ND 20 98.0% 20 11000/ 108.5% 0.3°,G
<br /> i Methyl-t-Butyl Ether(MtBE) EPA 8020 5 ug/Kg ND 1
<br /> 13 -99 ND 20 105.0% 20 109.5,6 115.0% 1.2°%
<br /> i
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<br /> nrg.L min/gramsperl,iter-ppm DLR-Detection Lindtfor the Purpose of RSD-represent-relanvepercew dierew(RPD)beruaen duplicates spike ofsamp(es
<br /> •1g2=micrograms per Liter=ppb XePodinR. ExcePtioral samPle matrices or or Duplicate ofSamPle •
<br /> ercem threcover
<br /> imerfereneces may result in higher detection dUS Eas
<br /> D-meure of P Y a.�e ciencies within the matrix
<br /> =Composite G=Grab (Dnitt
<br /> LCS-measure ofthe percent recovery ofthe Laboratory Control Spike(LCS)
<br /> RESPE�T��TED,
<br /> CCJo''nnattYthlha/ann Hao V. Le, Laboratory Director
<br /> EYA-Environmental Protection Agencyktetln°d' Page 1 of I
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