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Spargero <br />Technok4yinc. <br />With Automation in Mind <br />0 <br />Analytical Laboratory Division <br />Mobile Laboratory Division <br />Scientific Division <br />EPA Method 8020 <br />Modified Matrix Spike (MS) & Matrix Spike Duplicate (MSD) <br />BTEX Analysis Report <br />Attention: <br />Mr. Mike Williams <br />Date Sampled: <br />Apr 28, 1997 <br />26 <br />RAH Environmental <br />Date Received: <br />Apr 28, 1997 <br />30% <br />3316 Swetzer Rd. <br />Date Analyzed: <br />May 2, 1997 <br />30 <br />Loomis, CA 95650 <br />Invoice #: <br />7705 <br />Project ID: <br />108% <br />Project Name: <br />Plaza Liquors <br />Client ID: <br />MS/MSD (Batch) <br />LAB ID: <br />7707-003MS <br />1.8 <br />35 <br />21 <br />7707-003MSD <br />Matrix: <br />Water <br />Dilution 1: <br />1 <br />65-135 <br />m,p-Xylenes <br />60 <br />3.4 <br />69 <br />Spike Sample MS <br />MSD MS % <br />MSD % % RPD QC Limits <br />Name <br />Added Conc. Result <br />Result Units Recovery <br />Recovery Recovery RPD %Rec <br />Benzene <br />30 <br />1.7 <br />35 <br />26 <br />ug/I <br />111% <br />81% <br />30% <br />20 <br />65-135 <br />Toluene <br />30 <br />1.7 <br />34 <br />24 <br />ug/I <br />108% <br />74% <br />34% <br />20 <br />65-135 <br />Ethylbenzene <br />30 <br />1.8 <br />35 <br />21 <br />ug/I <br />111% <br />64% <br />50% <br />20 <br />65-135 <br />m,p-Xylenes <br />60 <br />3.4 <br />69 <br />41 <br />ug/I <br />109% <br />63% <br />51% <br />20 <br />65-135 <br />o -Xylenes <br />30 <br />1.7 <br />34 <br />21 <br />ug/I <br />108% <br />64% <br />47% <br />20 <br />65-135 <br />Surrogate % Recovery of Trifluorotoluene = 32%* MS 30%* MSD <br />ppb = parts per billion = ug/1 = micrograms per liter <br />ppm= parts per million = ug/ml = micrograms per milliliter <br />NO = Not Detected. Compound(s) may be present at concentrations below the detection limit <br />* Low surrogate recovery due to matrix effect. <br />R. L. Wames, <br />SPARGER TECHNOLOGY ANALYTICAL LABORATORY, INC. IS CERTIFIED BY THE STATE OF CALIFORNIA <br />DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br />(Certification No. 1614) <br />8020mss2 <br />May 5, 1997 <br />Date Reported <br />3050 Fite Circle, Suite 112 • Sacramento, California 95827 9 (916) 362-8947 • FAX (916) 362-0947 <br />