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Environmental Laboratories <br /> off <br /> Working To Restore Nature <br /> ANALYSIS REPORT <br /> 10Wlab fret <br /> Attention: Mr. John Lane Date Sampled: 11-23-92 <br /> RESNA Date Received: 11-30-92 <br /> 1710 Main Street BTEX Analyzed: 11-30-92 <br /> Escalon, CA 95320 TPHg Analyzed: 11-30-92 <br /> Project: 195094, Project #W0294.00 TPHd Analyzed NR <br /> Laidlaw Corp. Matrix: Water <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> ppb 2pb ppb ppb 2pb Wb <br /> Detection Lieut: 0.5 0 5 0.5 0.5 50 50 <br /> SAMPLE <br /> Laboratory Identification <br /> LC MW6 ND ND ND ND ND NR <br /> W1211452 <br /> ppb = parts per billion = ug/L = micrograms per liter <br /> ND = Not detected Compound(s)may be present at concentrations below the detection limit <br /> NR = Analysis not requested <br /> ANALYTICAL PROC®iJRES <br /> B=—Benzene,toluene,ethytbenzene,and total xylene isomers(BTEX)are measured by extraction using EPA Method 5030 <br /> followed by analysis using EPA Method 8020/602,which utilizes a gas chromatograph(GC)equipped with a photoionization detector <br /> (PID)and a flame-ionization detector(FID)in series. r <br /> TPHS—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 /> TPHd—Total petroleum hydrocarbons as diesel(high boiling points)are measured by extraction using EPA Method 3550 for soils and <br /> EPA Method 3x,5,1,0 for water,followed by modified EPA Method 8015 with direct sample injection into a GC equipped with an FID <br /> A n�" December 7, 1992 <br /> Laboratory epresentative Date Reported <br /> RESNA ENVIRONMENTAL LABORATORY IS CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> (Certification No 1211) <br /> 42501 Aibrae Street 0 Fremont, CA 94538* Phone (510) 623-0775 0 (800) 247-5223 • FAX (510) 651-8754 <br />