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r REcEi VED ;1`41 l 7 1993 <br /> Environmental Laboratories IMIEW--&F <br /> t��n <br /> Working To Restore Nature <br /> ANALYSIS REPORT <br /> Attention: Greg Stahl Date Sampled: 04-19-93 <br /> RESNA Date Received: 04-23-93 <br /> 1710 Main Street BTEX Analyzed: 04-26-93 <br /> Escalon, California 95320 Matrix: Water <br /> Project: 11020.OL, Project WO195.00 <br /> Westem Stone Products, Tracy <br /> Ethyl Total <br /> Benzene Toluene Benzene Xylenes <br /> ppb ppb Ppb Ppb <br /> Detection Limit: 0.5 0.5 0.5 0.5 <br /> SAMPLE <br /> Laboratory Identification <br /> WSPTR MW3 ND ND ND ND <br /> W1304226 <br /> ppb=pada per billion=ug/L=micrograms per liter <br /> ND=Not deteckd. Compound(s)may be present at concentrations below the detection limit <br /> NR=Analysis not requested. <br /> ANALYTICAL PROCEDURES <br /> BTEX: Benzene,toluene ethylbermene,and total xylene isomers(BTEK)are measured by extraction using EPA Method 5030 <br /> followed by analysis using FPA Method 8020/502,which utilizes a gas chromatograph(GC)equipped with a phatoionrration detector <br /> (PID)and a flame-ionization detector(Fm)in series. <br /> TPHg: Total petroleum hydrocarbons as gasoline(law to medium bailing points)are measured by extraction using EPA Method 5030, <br /> followed by analysis using modified EPA Method 8015,which utility a GC equipped with an Fm. <br /> TPHd: Total penoleuhn bydracarbona as diesd(high boiling pointe)are measured by extraction using EPA Method 3550 for soils 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 /> r`( May 5,1993 <br /> Laboratory ReQ ntative Date Reported <br /> RESNA ENVIRONMENTAL 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• Fremont, CA 94538 0 Phone: (510) 623-0775 • (800) 247-5223 • FAX: (510) 651-8754 <br />