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Environmental Laboratories =--A <br /> ��AN—Aft <br /> Working To Restore Nature <br /> ANALYSIS REPORT <br /> 1onab.frm <br /> Attention: Ms. Tina LePage Date Sampled: 05-05-92 <br /> RESNA Date Received: 05-08-92 <br /> 1710 Main Street BTEX Analyzed: 05-12-92 <br /> Escalon, CA 95320 TPHg Analyzed: 05-12-92 <br /> Project. AGS 195094, Project #W0475 TPHd Analyzed- NR <br /> Weber Point, Stockton Matrix- Water <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> RILb Rph P-Ph W—b DO P42h <br /> Detection L.imlt: 0.5 0.5 05 0.5 50 100 <br /> SAMPLE <br /> Laboratory IdenUfiication <br /> WP RW-2 ND ND ND ND 230 NR <br /> W1205136 <br /> ppb = parts per billion = ug/L - micrograms per liter <br /> ND = Not detected Compound(s)may be present at concentrations below the detection hmit <br /> NR - Analysis not requested. <br /> ANALY17CAL PROCEDURES <br /> BTEX--Benzene,toluene,ethylbenzene,and total xylene isomers(STEx)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 photoionisation detector <br /> (PID)and a flume-ionization detector(FID)in series. <br /> TPHIt—Total petroleum hydrocarbons as psohne(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(tugh boiling points)are measured by extraction using EPA Method 3550 for soils and <br /> EPA Method 3510 for v ter followed by modified EPA Method 8015 with direct sample infection into a GC equipped with an FID <br /> May 15, 1992 <br /> Laboratory Representative Date Reported <br /> RESNA ENVIRONMENTAL LABORATORY IS CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMFNr OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> (Certification No 1211) <br /> 42501 Albrae Street o Fremont, CA 94538 9 Phone (510) 623-0775 u(800) 247-5223 a FAX (510) 651-8754 <br />