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Environmental Laboratories =="AM� <br /> Working To Restore Nature <br /> ANALYSIS REPORT <br /> 10MIab frm <br /> Attention. Mr John Lane Date Sampled 08-18-92 <br /> RESNA Date Received 08-21-92 <br /> 1710 Main Street BTEX Analyzed 08-21/24-92 <br /> Escalon, CA 95320 TPHg Analyzed: 08.21/24-92 <br /> Project: 19509-1 , Project #W0294 TPHd Analyzed: NR <br /> Laidlaw, Stockton Matrix- Water <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> Detection Linut: 05 05 05 05 50 50 <br /> SAMPLE <br /> Laboratory Identification <br /> . LS MW-6 ND ND ND ND ND NR <br /> W1208234 <br /> ppb = parts per billion = ug/L = micrograms per Mer <br /> ND = Not detected Compound(s)may be present at concentrations below the detection limit <br /> NR = Analysts not requested <br /> ANALYTICAL.PROCEDURES <br /> BTEX—Benzene, toluene,ethylbenzene,and total xylene isomers(BTEX)are measured by extraction using EPA Method 5030 <br /> followed by analysts using EPA Method 8020/602,which utilizes a gas chromatograph(GC)equipped with a phototonization detector <br /> (PID)and a flame-ionization detector(FID) in series <br /> TPHg--Total petroleum hydrocarbons as gasoline (low-to-medium boiling points)are measured by extraction using EPA Method 5030, <br /> followed by analysts 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 3510 for water,followed by modified EPA Method 8015 with direct sample infection into a GC equipped with an FID <br /> August 31,_199.2 <br /> Laboratory R14resentative Date Reported <br /> RESNA ENVIRONMEMrAL 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 Albrae Street • Fremont, CA 94538 • Phone (510) 623-0775 • (800) 247-5223 • FAX (510) 651-8754 <br />