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Environmental Laboratories- <br /> Working To Restore Nature <br /> ANALYSIS REPORT <br /> 10201ab.frm <br /> Attention: Mr. Greg Stahl Date Sampled: 07-27-92 <br /> RESNA Date Received: 07-28-92 <br /> 1710 Main St. BTEX Analyzed: 07-28-92 <br /> Escalon, CA 95320 TPHd Extracted 07-31-92 <br /> Project: 19509-L,W0195 TPHd Analyzed: 08-11-92 <br /> Western Stone Tracy Matrix: Soil <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> DP—M- pDm DOM nvm Ram— yym <br /> Detection Limit: 0.005 0.005 0.005 0.005 1.0 1.0 <br /> SAMPLE <br /> Laboratory Identification <br /> WST-SB2-11' ND ND ND ND NR N D <br /> S1207415 <br /> ppm = parts per million = mg/kg = milligrams per kilogram. <br /> ND = Not detected. Compound(s)may be present at concentrations below the detection limit. <br /> NR = Analysis not requested. <br /> ANALYTICAL PROCEDURES <br /> BTE I--Benzene,toluene,ethylbenzene,and total xylene isomers(BTEX)are measured by extraction using EPA Method 5030 followed <br /> by analysis using EPA Method 8020/602,which utilizes a gas chromatograph(GC)equipped with a photoionization detector(PID)and <br /> a flame-ionization detector(FID) in series. <br /> 17111g—Total petroleum hydrocarbons as gasoline (low-to-medium boiling points) are measured by extraction using EPA Method 5030, <br /> followed by analysis using modified EPA Method 8015,which utilizes a GC equipped with an FID. <br /> TPIId--Total petroleum hydrocarbons as diesel(high boiling points)are measured by extraction using EPA Method 3550 for soils and EPA <br /> Metho 3510 for water,followed by modified EPA Method 8015 with direct sample injection into a GC equipped with an FID. <br /> August 13, 1992 <br /> Laboratory Rel4esentative Date Reported <br /> MNA ENVIRONMENTAL LABORATORY IS CERTIFIED BY THE SPATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WAS'T'E TESTING LABORATORY <br /> (Certification No. E121t) <br /> 42501 Albrae Street • Fremont, CA 94538 9 Phone: (510) 623-0775 • (800) 247-5223 • FAX: (510) 651-8754 <br />