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RECEIVED SEP 0 2 1992 <br /> AM <br /> Environmental Laboratories ==� <br /> Working To Restore Nature <br /> ANALYSIS REPORT <br /> 10201ab 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 /> Wb DDI <br /> Wb ppb P <br /> Detection LIm1t- 0.5 05 05 0.5 50 50 <br /> SAMPLE <br /> Laboratory Identification <br /> LS MW-1 ND ND ND ND ND NR <br /> W1208229 <br /> LS MW-2 071 ND 89 1000 5200 NR <br /> W1208230 <br /> LS MW-3 ND ND 2200 ND 7700 NR <br /> W1208231 <br /> LS MW-4 ND ND 070 061 ND NR <br /> W1208232 <br /> LS MW-5 ND ND ND ND ND NR <br /> W12W233 <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 = Analysis 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 photosonization detector <br /> (PID) and a flameaontzation detector(FID) in series <br /> T7II6—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 /> TPI-Id--Total petroleum hydrocarbons as diesel (high batting points)are measured by extraction using EPA Method 3550 for soils and <br /> EPA Method 3,UO for water, followed by modified EPA Method 8015 with direct sample injection into a GC equipped with an FID <br /> W(OA. August 31, 1992 <br /> Laboratory R presentative Date Reported <br /> RESNA ENVIRONNfEr1YTAL LABORATORY 1S CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> (Certification No I211) <br /> 42501 Albrae Street 0 Fremont, CA 94538 * Phone (510) 623-0775 • (800) 247-5223 • FAX (510) 651-8754 <br />