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12121f92 17:55 $ 415 2291526 SUPERIOR LABS P.04 <br /> superior Precision Ana& cal. Inc. <br /> 875/lrnc)1rl Drw, Siiiir.' 114 • 'Mc7oriez, c_cdilnrni,i 17AY;.3 ■ (I)IO! 229-f'>I/i Gtx (151017;)9 l Wey <br /> I <br /> C E It T 7 F I C A T E O F A N A L Y E I S <br /> L,ABOFMTORY NO. ! 87415 DATE RECEIVED; 12/14/92 <br /> II? CLIENT: Decon Environmej1Lal Servicer DATE REPOW-V191): 32/21/92 <br /> CLIENT JOB NO. : STOCKTOW STXEL DATE SAMPLED : 32/11/32 <br /> ANALYSIS YOR TOTAL PETR0),hUM HYDROCARBONS <br /> by Modified EPA SW-846 Method 6015 <br /> LAE Concentration (mg/kg) <br /> Sample 1dentitication Diesel Range } <br /> ----- ------------• ---- <br /> 02 N 190 <br /> 3 03-N ND<10 <br /> 4 04_N ND<30 <br /> 6 02-g NDe.10 <br /> 7 03-E 12000 <br /> 8 04-E NDa10 <br />' 9 DrsA3' ND<10 <br /> trig/kg - parts per mi 17 ion (ppm) <br /> t <br /> Method Detection Limit for Diesel in soil: 1.0 mg/kg <br /> QAQC Summary: <br /> Daily Standard run at 2001tig/h: RPD Gasoline _ NA <br /> RPD Diesel - 1!96 <br /> MS/MSD Average Recovery -105%1 Duplicate RPL = 2% <br /> Richard Srna, Ph.D. <br /> I,ahc�r. .nry Direc r <br /> f crldtt•tl I;:liormcirics <br /> I <br /> i <br />