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COLUMBIA ANALYTICAL SERVICES, INC 413 4 <br /> Analytical Report y« <br /> r -a•- <br /> Client EMCON Associates Date Received 05/14/92 <br /> Project EMCON Project No G71-17 01 Work Order ## SJ92-0606 <br /> Arco Facility No 434 Sample Matrix Water <br /> BTEX and TPH as Gasoline <br /> EPA Methods 5030/8020/DHS LUFT Method <br /> pg/L (ppb) <br /> Sample Name method Blank Method Blank <br /> Date Analyzed 05/21/92 05/26/92 <br /> AnaIM12 MRL <br /> Benzene 0 5 ND ND <br /> Toluene 05 ND ND <br /> Ethylbenzene 0 5 ND ND <br /> Total Xylenes 0 5 ND ND <br /> . TPH as Gasoline 50 ND ND <br /> TPH Total Petroleum Hydrocarbons <br /> MRL Method Reporting Limit <br /> ND None Detected at or above the method reporting limit <br /> Approved by Date 2 <br /> 6 <br /> 40'l+ Q -..,.,i.�.,.+ e o o • C.,., L-.,a rn1.Pn ..,, 054'1 • 7clenh..np d�1i114'17 ?Qflff • Fnr E[lR/Q'17 O�5� <br /> I <br />