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F � <br /> Environmental Laboratories AIWSJWA <br /> Working to Restore Nature <br /> i <br /> 42501 Albrae Street <br /> Fremont,CA 94538 <br /> Phone:(510)623-0775 <br /> (800)247-5223 <br /> { FAX(510)651-8754 ANALYSIS REP T <br /> Attention: Ms. Tina LePage Date Sampled: 03-26-92 10201abhm <br /> RESNA Date Received: 03-27-92 <br /> 1710 Main Street BTEX Analyzed: 04-02-92 M <br /> Escalon, CA 95320 TPHg Analyzed: 04-02-92 <br /> Project: AGS 19509-1, Project #W0613 TPHd Analyzed: NR f <br /> Tracy High School Matrix: Water F <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> 1, Detection Limit: � pOS 0DO5 OS F5�0 100 <br /> SAMPLE <br /> Laboratory Identification <br /> THS T•1 ND ND ND ND ND NR } <br /> W1203685 <br /> s <br /> THS T-2 ND ND ND ND ND NR <br /> WL203686 <br /> ' THS T-3 ND ND ND ND ND NR <br /> W1203697 <br /> i <br /> C <br /> ppb - parts per billion = ug/L = micrograms per liter. <br /> ND = Not detected. Compounds)tray be present at concentrations below the detection limit. <br /> NR - Analysis not requested. <br /> ANALYTICAL PROCEDURES <br /> BTEX—Benzene,toluene ethy <br /> lbenzene,and total rylcnc isomers{$ITS are measured by extraction using EPA Method 500 <br /> foIIowed analysis using EPA Method 8020 chromatograph( C)equipped P <br /> by lys' g /6Q2,which utilizes a chrome G u• with a hotoionnatioo detector � <br /> (PID)and a flame-ionirrtion 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 /> I 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 pants)are measured by extraction using EPA Method 35M for soils and <br /> i <br /> EPA Method 3510 for watep followed by modified EPA Method 8015 with direct sample injection into a GC equipped with an FID. <br /> Agd 9. 1992 <br /> �./ LaboratoryRepresentative Date Reported <br /> l RESNA ENVIRONMENTAL LABORATORY IS CERTIFIED BY THE STATE OF CALIFORNIA � <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> (Certification Nm 1211) <br />