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1 <br /> EXCELCHEM <br /> ENVIRONMENTAL LABS <br /> w <br /> ..500 Giuseppe Court, Suite 9 <br /> Roseville, CA 95678 <br /> Phone#: (916) 773-3664 Fax#: (916) 773-4784 <br /> ANALYSIS REPORT. <br /> Attention: Mr. Steve Fonseca Date Sampled : 05-10-95 <br /> CLEMENS CONSTRUCTION Date Received: 05-11-95 <br /> 620 Azelia Ave. TPHg Analyzed: 05-20-95 <br /> Redding, CA 96002 BTEX Analyzed: 05-20-95 <br /> TPHd Analyzed: 05-21-95 <br /> Project : 66 Matrix: Soil <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg TPHd <br /> PPM PPM PPM PPM PPM , PPM <br /> Reporting Limit: 0.25 0.25 0.25 0.25 25 20 <br /> SAMPLE <br /> Laboratory Identification: <br /> B-1 ND ND ND 0.59 ND 2,700 <br /> S0595148 <br /> B-2 ND ND ND ND *190 2,200 <br /> 50595149 <br /> ppm = Parts per million = mg/Kg = milligram per Kilogram <br /> ' Peaks in gasoline range however sample chromatography does not look like our regular-unleaded gasoline standard chromatography. <br /> ND = Not detected. Compound(s) may be.present at concentrations below the reporting limit. <br /> ANALYTICAL PROCEDURES <br /> BTEX—Benzene,toluene,ethylbenzene,and total xylene isomers(BTEX)are measured by extraction using EPA Method 5030 followed <br /> by analysis using EPA Method 8020 which utilizes a gas chromatograph(GC)equipped with a photoionization detector(PID). <br /> TPHg--Total petroleum hydrocarbons as gasoline (low-to-medium boiling points)are measured by extraction using EPA Method 5030, <br /> followed by modified EPA Method 8015,which utilizes a GC equipped with an FID. <br /> TPHd—Total petroleum hydrocarbons as diesel are measured by extraction using EPA Method 3550 followed by modified EPA Method <br /> 8015 with direct sample injection into a GC equipped with a FID. <br /> 05-24-95 <br /> � b ratoryepresentative Date Reported <br /> \J <br /> i <br /> EXCELCHEM ENVIRONMENTAL LABS IS CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> (Certification No. 1760) <br /> i <br />