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' C�INWO ROo _TMCH <br /> C Ali CERTIFICATE OF ANALYSIS <br /> Analytical L_arborattary rriday, October 15, 1999 <br /> TO: William Little <br /> Advanced GeoEnvironmental, <br /> 4005 N. Wilson Way <br /> Stockton, Ca. 95205 <br /> f <br /> A <br /> Sample Iuforruation <br /> Sample ID: PE6167-02 Sample Type: Grab <br /> Sample Description: TK 1 S Project Narae: Quick&Save 7200 S. Eldo <br /> DatelTi711e Sampled: 10/13/99 12:40:00 PM Sample 1flrtlrix: Soil <br /> ® ANALYTICAL RESULT. QA/QCREPORT <br /> Date LCS Spike MS Spike <br /> Test Parameter- Method DLR Unit Result Analyzed Blank Colic. LCS% Colic. MS% MSD RSD <br /> TPH-Gasoline EPA 8015MlDHS 1 mg/Kg ND 13-Oct-99 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% 125.7% 2.4% <br /> F ' Diisopropyl ether(DIPE) EPA8260 5 ug/Kg ND 13-Oct-99 ND 70 107.1% 70 117.1% 125.7% i.$% <br /> Ethyl-t-butyl ether(ETBE) EPA8260 5 ug/Kg ND 13-Oct-99 ND 70 102.9% 70 107.1% 110.0% 0.7% <br /> ,tirr Tert-amyl methyl ether(TAME) EPA8260 5 ug/Kg ND 13-Oct-99 ND 70 101.4% 70 110.0% 111.4% 0.3% <br /> .` t-Butanol(TBA) EPA8260 5 ug/Kg ND 13-0ct-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 li0.0% 125.0% 3.2% <br /> 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,Total EPA 8260 5 ug/Kg ND 13-Oct-99 ND 40 105.0% 40 137.5% 135.0% 0.5% <br /> ,.w. . <br /> rng/L=milligr•mrrs per Liter=ppm DLR-Detection Limit for the Pitt-pose of Reporting. RSD-represent relalive percent different(RPD)between duplicates spike ofsamples <br /> ug/L=microgr•anrs per Liter-ppb h3cceptionai sample matrices or-interfereneces may result in or Duplicate of Sample <br />>. higher detection limits AIS/MSD-measure of the percent recovery efficiencies within the matr& <br /> C=Composite G=Grab <br /> i LC.5-measure of the percent recovery of the Laboratory Control Spike(LCS) <br /> 1 L' TlUI!P 1TTLD, <br /> Inttatharr Hao I! Le, LnGorator}r Director• <br /> s <br /> KX <br /> EPA Pr'otecNon Agency horl. Page I of I <br /> E g' yAlet_ <br /> SM-Standard 14leNrod jar Esmnirration Wv 'IbIM9•AW6t Suite A Stockton, CA 95204 Tel.: (209) 462-0892 Fax: (209) 462-7935 <br />