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L <br /> F Spargero <br /> Analytical Laboratory Division <br /> Techno lnc. Mobile Laboratory Division <br /> y Scientific Division <br /> With Automation in Mind <br /> 8020 Modified Laboratory Control Spike (LCS) & <br /> Laboratory Control Spike Duplicate (LCSD) BTEX Analysis Report <br /> Attention: Mr. Tom Landwehr Date Sampled: Apr 11, 1995 <br /> Apex Envirotech, Inc. Date Received: Apr 11, 1995 <br /> 7844 Madison Avenue, Suite 106 Date Analyzed: Apr 12, 1995 <br /> Fair Oaks, CA 95628 <br /> Lr Project ID: ERA02.004 Project Name: Moore Petroleum <br /> Client ID: LCS/LCSD LAB ID: ST95-04-012 LCS <br /> L ST95-04-012 LCSD <br /> Matrix: Water Dilution: <br /> Conc. Sample LCS LCSD LCS % LCSD % % RPD <br /> Name Spike Added Result Result Result Units Recovery Recovery Recovery <br /> Benzene 30 ppb ND 27 28 ug/L 90% 93% 4% <br /> Toluene 30 ppb ND 27 26 ug/L 90% 87% 4% <br /> LEthylbenzene 30 ppb ND 26 26 ug/L 87% 87% 0% <br /> Xylenes 30 ppb ND 26 26 ug/L 87% 87% 0% <br /> L <br /> Surrogate % Recovery of Trifluorotoluene = 85% LCS 89% LCSD <br /> Lppb=parts per billion=ug/L=micrograms per Liter <br /> ppm=parts per million=ug/mL=micrograms per milliliter <br /> ND=Not Detected. Compound(s)may be present at concentrations below the detection limit. <br /> L <br /> L <br /> Lr Apr 18, 1995 <br /> R.L.James, Principal Chemist Date Reported <br /> SPARGER TECHNOLOGY ANALYTICAL LABORATORY,INC.IS CERTIFIED BY THE STATE OF CALIFORNIA <br /> L DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> 1.� <br /> L <br /> (Certification No.1614) <br /> y 3050 Fite Circle, Suite 112 • Sacramento, California 95827 9 (916) 362-8947 9 FAX(996) 362-0947 . <br />