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— Page 18 of 26 ' <br /> alscience <br /> nvironmental Quality Control - LCS/LCS Duplicate ' <br /> Am aboratories, Inc. ne <br /> SAIC Date Received: N/A <br /> 1000 Broadway, Suite 675 Work Order No: 11-05-0319 <br /> Oakland, CA 94607-4099 Preparation: EPA 5030C , <br /> Method: EPA 8260B <br /> Project: TRACY PUMP STATION / 26011 S154A-R10-410 <br /> Date Date LCS/LCSD Batch <br /> Quality Control Sample ID Matrix Instrument Prepared Analyzed Number ' <br /> 099-12.7964,773 Solid GCIMS FFF 05112111 05/12111 1105121-01 <br /> Parameter LCS%REC LCSD°%REC %REC CL RPD RPD CL Qualifiers , <br /> Benzene 96 93 78-120 3 0-20 <br /> Ethylbenzene 99 97 76-120 1 0-20 <br /> Toluene 96 93 77-120 3 0-20 <br /> RPD <br /> ����u V`/• V-'`/ "Relative Percent Difference. CL-Control Limit <br /> 7440 Lincoln Way, Garden Grove, CA 92841-1427 . TEL(714) 895-5494 . FAX: (714) 894-7501 <br />