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Environmental Laboratories- .... <br /> - "AW <br /> �.� ,...&_.. <br /> /.AW"IVw7 <br /> Working 7o Restore Nature <br /> ANALYSIS REPORT <br /> 10201ab fret <br /> Attention: Mr. John Lane Date Sampled. 12-28-92 <br /> RESNA Date Received. 12-29-92 <br /> 1710 Main Street BTEX Analyzed 12-30-92 <br /> Escalon, CA 95320 TPHg Analyzed: NR <br /> Project: 11020 OL, W0366 01 TPHd Analyzed: 01-08-93 <br /> Stockton Wastewater Matrix: Water <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> uab Rpb Wb Wb 2pb <br /> Detection Limit 05 05 0.5 05 50 50 <br /> SAMPLE <br /> Laboratory Identification <br /> MW1 ND ND ND ND NR ND <br /> W1212523 <br /> MW-2 ND ND ND ND NR ND <br /> W1212524 <br /> MW-3 ND ND ND ND NR ND <br /> W1212525 <br /> MW-4 ND ND ND ND NR ND <br /> W1212526 <br /> ppb = parts per billion = µg/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 PRO MURES <br /> BTEX Benzene, toluene,ethylbenzene,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 phototonrzatton detector <br /> (PID)and a flame-&ontzation 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 sods and <br /> EPA Method 3510 for water, followed by modified EPA Method 8015 with direct sample injection into a GC equipped with an FID <br /> �� January 18. 1993 <br /> Laboratory presentative Date Reported <br /> RF,SNA ENVIRONMEWAL 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 e Fremont, CA 94538 • Phone (510) 623-0775 • (800) 247-5223 • FAX (510) 651-8754 <br />