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Environmental Laboratories WWnAW <br /> Working To Restore Nature <br /> ANALYSIS REPORT <br /> 10201ab Erns <br /> Attention: Ms. Tina LePage Date Sampled: 05-06-92 <br /> RESNA Date Received: 05-08-92 <br /> 1710 Main Street BTEX Analyzed: 05-13-92 <br /> Escalon, CA 95320 TPHg Analyzed: 05-13-92 <br /> Project: AGS 19509-1 , Project #W0475 TPHd Analyzed: NR <br /> Weber Point Matrix: Water <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> ppb ppb Rpb ppb p9h Do <br /> Detection Limit: OS 0.5 0.5 0.5 50 100 <br /> SAMPLE <br /> Laboratory Identification <br /> WP MW-5 ND ND ND ND ND NR <br /> W12t75130 <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 = Analysts not requested <br /> ANALYTICAL PROCEDURES <br /> BTEX—Benzene,toluene,ethyftx=zcne,and total xylene isomer;(BTEX)are measured by extraction using EPA Method 5030 <br /> followed by analysts ustng EPA Method$020/602,which utilizes a gas chromatograph(GC)equipped with a phototontzatton detector <br /> (PID)and a flame-tonnatton detector(FID)in renes. <br /> TPHg—Total petroleum hydrocarbons as gasoline(Iow-to-medtum boiling points)are measured by extraction using EPA Method 5030, <br /> followed by analysts using modified EPA Method 8015,which uuItzes a GC equipped with an FID <br /> TPHd—Total petroleum hydrocarbaas as diesel(high boiling points)are measured by extraction using EPA Method 3550 for soils and <br /> EPA Method 3510 forYZ war ,F Mowed by modified EPA Method 8015 with direct sample injection into a GC equipped with an FID <br /> May 15199_2 <br /> Laboratory Representative Date Reported <br /> RESNA fwNVIRONMENTAL LABORATORY IS CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES ASA HAZARDOUS WASTE IMING LABORATORY <br /> (Certification No 1211) <br /> 42501 Albrae Street• Fremont, CA 94538 a Phone (510) 623-0775 9 (800) 247-5223 o FAX (510) 651-8754 <br />