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L <br /> C1�I��Co]�lrC rRI CERTIFICATE OF ANALYSIS <br /> Analytical Laboratory <br /> ti Friday, October 1 S, 1449 <br /> TO: William Little <br /> Advanced GeoEnvironmental, <br /> 4005 N. Wilson Way <br /> Stockton, Ca. 95205 <br /> 4 <br /> Sample Infoi-mation <br /> Sample ID: PE6167-06 Sample Type: Grab <br /> Sample Desci-iptiott: TK3S Project Name: Quick&Save 7200 S.Eldo <br /> DatelTinte Sampled: 10/13/99 1:10:00 PM Sample MatrLY: Soil <br /> I ANALYTICAL RESULT QAIQCREPORT <br /> :::::::r'13'ljOct-99 <br /> te LCS Spike MS Spike <br /> Test Parameter Method DLR Unit Result zed Blank Conc. LCS% Coitc. MS% MSD RSD% <br /> TPH-Gasotine EPA 8015M/DHS 1 mg/Kg ND ND 500 112.0% 500 96.0% 98.0% 0.5% <br /> Methyl t-Butyl Ether(MtBE) EPA8260 5 ug/Kg ND .� 13-Oct-99 ND 70 114.3% 70 114.3% 125J% 2.4% <br /> Diisopropyl ether(D1PE) EPA8260 5 ug/Kg ND 13-Oct-99 ND 70 107.1% 70 117.1% 125.7% 1.8% <br /> ,. Ethyl-t-butyl ether(ETRE) EPA8260 5 ug/Kg ND 13-Oct-99 ND 70 102.9% 70 107.1% 110.0% 0.7% <br />'3. Tert-amyl methyl ether(TAME) EPA8260 5 ug1Kg ND 13-Oct-99 ND 70 101.4% 70 110.0% 111.4% 0.3% <br /> t-Butanol (TBA) EPA8260 5 ug/Kg NO 13-Oct-99 ND 70 102.9% 70 92.9% 100.0% 1.9% <br /> Benzene EPA 8260 5 ug/Kg ND 13-Oct-99 ND 20 110.0% 20 110.0% 125.0% 3.2% <br /> 1 Toluene EPA 8260 5 ug/Kg ND 13-Oct-99 ND 20 90.0% 20 110.0% 135.0% 5.1% <br /> Ethyl Benzene EPA 8260 5 ug/Kg ND 13-Oct-99 ND 20 100.0% 20 125.0% 140.0% 2.8% <br /> Xylene,Tota! EPA 8260 5 ug/Kg ND 13-Oct-99 ND 40 105.0% 40 137.5% 135.0% 0.5% <br /> . rug/I_ =milligrarrrs per Liter-=/)I'll? DLR-Detection Lirrril for•the Purpose of Reporting. RSD-represent relative percent different(RPD)between duplicates spike of samples <br /> ° u /I_=micrograms per-Liter--ppb F--xceplional sample matrices or inter fereneces ma)'result in or-DrrpNcale of Sample <br /> 4 !uglier•detection limits MS/MSD-nreasrrre of the percent recovery efficiencies within the matrix <br /> t C=Composite G=Grab <br /> LCS-measure of the percent recovery of the Laboratory Control Spike(LCS) <br /> RES <br /> 1.E&T'U�f 41ITTED, <br /> 3 Jonathan Hao V Le,Laborato g Director <br />} L'PA-Crrvirarrnrcrrlml Protection llgenr,) Mcfhorl. --- - Page 1 of 1 <br /> S',lI-Sdarrdard Methor! or L.ranrlrraliorr 1 tt T <br /> Suite A Stockton, CA 95204 Tel.: (209) 462-0892 Fax: (209) 462-7935 <br />,b : <br />