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t <br /> COLUMBIA ANALYTICAL SERVICES INC <br /> t <br /> Analytical Report <br /> Client EMCON Associates Date Received 08/26/93 <br /> Project EMCON Project No OG71-01 7 01 Service Request No SJ93-1055 <br /> ARCO Facility No 434 Sample Matrix Water <br /> STEX and TPH as Gasoline <br /> EPA Methods 503018020/California DHS LUFT Method <br /> uglL (ppb) <br /> Sample Name W-8 (69) W-9 (78) W-10 (78) <br /> Date Analyzed 09/01/93 09/01/93 09/01/93 <br /> Analyte MRL <br /> Benzene 0 5 ND ND ND <br /> Toluene 05 NO ND ND <br /> Ethylbenzene 0 5 ND ND ND <br /> Total Xylenes 0 5 ND ND ND <br /> TPH as Gasoline 50 ND ND ND <br /> Sample Name W-11 (79) W-12 (77) Method Blank <br /> Date Analyzed 09/01/93 09/03/93 09/01/93 <br /> Analyte MRL <br /> Benzene 0 5 ND ND ND <br /> Toluene 0 5 ND ND ND <br /> Ethylbenzene 0 5 ND ND ND <br /> Total Xylenes 0 5 ND ND ND <br /> TPH as Gasoline 50 ND ND ND <br /> Approved byIY/'l <br /> Datet � <br /> 4 <br /> 1 o?i Q,nnwnnri avanin • Gnn Inca r,.l fn.n— or %4 r T.1^^k .... wnAfA'17 n�nn - t. .nei.n� nnre <br />