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COLUMBIA ANALYTICAL SERVICES,INC <br /> Client Applied Earth Sciences,Inc Service Request No L2400620 <br /> Project Canteen Date Received. 3112104 <br /> Sample Matrix Soil <br /> CASE NARRATIVE <br /> All analyses were performed consistent with the quality assurance program of Columbia Analytical Services,Inc (CAS) <br /> This report contains analytical results for samples designated for Tier II data deliverables When appropriate to the <br /> method,method blank results have been reported with each analytical test Surrogate recoveries have been reported for <br /> all applicable organic analyses Additional quality control analyses reported herein include Matnx/Duphcate Matrix <br /> Spike(MS/DMS) and Laboratory Control Sample(LCS) <br /> Sample Receipt <br /> The samples were received for analysis at Columbia Analytical Services on 3/12/04 No discrepancies were noted <br /> upon initial sample inspection The samples were received in good condition and consistent with the accompanying <br /> chain of custody form The samples were stored at 40C upon receipt at the laboratory <br /> BTEX by EPA Method 8021B <br /> The recovery of Total Xylenes for Laboratory Control Sample (LCS) LWg0401116-3 was outside CAS lower <br /> control criterion but within the method guidelines A low-level standard containing the analyte in question was <br /> I <br /> analyzed to confirm that the instrument had enough sensitivity to detect this analyte The analyte in question was not <br /> detected in the associated field samples No further corrective action was appropriate <br /> Gasoline Range Or amcs by EPA Method 8015M <br /> No anomalies were encountered <br /> Total Lead by EPA Method 6010B <br /> No anomalies were encountered <br /> Date <br /> Approved by ' 9 <br />