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{. LA LL L� �1 LL V a 4 u CERTIFICATE OFANAL YSIS <br /> 04 <br /> Id5eLaharatary Tuesdcy,Jun e24,2603 <br /> ate. TO Rita Koshnen <br /> Port of Stockton <br /> 2201 W Washington St <br /> Stockton CA 95203 <br /> Aromatic Compound in Gasoline by GCIMS <br /> Sample Information <br /> Sample ID 22337-02 Sample Type. Grab <br /> Sample Description. MW 3-2 project Name Port of Stockton UST site No 3 <br /> Date/Time Sampled 5/2812003 10 55 00 AM Sample Matrix; Ground Water <br /> ANAL YTICAL RESULT QA/QC REPORT <br /> W Dare-� LCS Sptke MS Spike <br /> J Test Parameter Method DLR Unit Result lAnalyzed Blank Cone LCS% Conc. MS% MSD RSD <br /> '� ncss.�+vnx x_-ru.x.. ._. .,r.ns.__ r :u rnw.�.. _. _Y�t-iamrsouawnuvx�u�_=�ti an.�• xL[-a �.-�7.u.r..[r=r w�u.._ �.mar:�urcL.xr-s.0 .., z-. =r v-.,mss yr v �-..-. <br /> _De_naane „. _ _ _ „r EPA 82608 _^ 05- - uglL _ 177 T_i?2!Jun-03 ND r 25 96 0°A _ 25 - 1040% _ 1120% � 1 9% � <br /> Tatusne _ EPA 826413 _ as _ ugly 617 t 02-Jun-03_ NO 25 _92_0°, 25 _y�9_6 0� 1_08 0% zw � <br /> . _ <br /> Ethylbenzan_a EPA 8260B W 05 uslt 270_ 1 02-Jun-03 T ND- - 25 _ 960% tt- 25 1040% 1080% 09% <br /> _EPA 82_6508„-_ as ug{t - ^- 30G_ .0_2-JUI1-0_3 ND Y-. 52 - 100 0-1 52 1C15 8% 1096%� n 9% jlllFlF <br /> d-X lane _ _EPA 82808_ O ti� Ugll 163 E 02-Jun-03 NO N_O T 25_ 920% _ ^25� 1120%�M 1040% 19_%_ <br /> f 7PF4 EPA 8015_MILUFT - _~50 _ ug/L--_w 1890 02-Jun-03 NDM� 500--- 1040% -M500 1100% 1040% 14% <br /> Iw 1,2-Dichloroethane-d4(Surrogate)_ r %Reco_very - - _ 98°!. <br /> } 78F6-(Surrogate) _ w_ _ m %Recovery <br /> F <br /> mg/Ly-mtllip-ams per Liter-ppm RSD-represent relative percent different(APD)between duplicate r xprbe of samples <br /> rrg)L.-mrcrograrnsper Liter=ppb -Duplicate of Sample <br /> S El S ED, C e Composite G Grab U MSD-measure of the percent recovery efficiencies within the marrlx <br /> LCS-measure of the percent recovery of the Laboratory cwaroi spae(Lr g <br /> a - DLR-Detection LIm1t for the Purpose of Reporting E=eptional sample <br /> nat an Hao V Le, Laboratory Director matrices ar interferences map result in higher detection hurttr <br /> r <br /> cc` <br /> r <br /> 1 { <br /> r <br /> r <br /> l:P,4-6»w,owmerual Proiectton 4gencti[Melhod SM-Standard Yethod for Exomtnatlon of Water Wasteivirter 181h Ed y <br /> -T�I Ari Al 4A!-_r 1 n a_ r%rl r11- f F w <br />