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Page 35 of 38 <br /> alscience o �o <br /> -nvironmental Quality Control - LCS/LCS Duplicate �° <br /> AM aboratories, Inc. <br /> Q ne <br /> Parsons Date Received: N/A <br /> 2121 North California Blvd., Suite 500 Work Order No: 09-04-0752 <br /> Walnut Creek, CA 94596-7305 Preparation: EPA 3545 <br /> Method: EPA 8310 <br /> Project: Former Tracy MGP /444534.02000 <br /> Date Date LCS/LCSD Batch <br /> Quality Control Sample ID Matrix Instrument Prepared Analyzed Number <br /> 099-07-002-1,207 Solid HPLC 5 04/09/09 04/11/09 0904091-06 <br /> Parameter LCS%REC LCSD%REC %REC CL ME CL RPD RPD CL Qualifiers <br /> Naphthalene 77 78 36-174 13-197 1 0-28 <br /> Acenaphthylene 91 91 44-134 29-149 0 0-28 <br /> Acenaphthene 89 89 44-134 29-149 0 0-29 <br /> Fluorene 91 91 52-130 39-143 0 0-23 <br /> Phenanthrene 90 91 52-130 39-143 0 0-21 <br /> Anthracene 97 97 51-135 37-149 0 0-20 <br /> Fluoranthene 89 88 55-127 43-139 1 0-20 <br /> Pyrene 89 89 51-129 38-142 0 0-22 <br /> Benzo(a)Anthracene 95 95 60-132 48-144 0 0-19 <br /> Chrysene 96 97 63-135 51-147 0 0-20 <br /> Benzo(b)Fluoranthene 95 95 61-133 49-145 0 0-19 <br /> Benzo(k)Fluoranthene 97 98 63-135 51-147 1 0-18 <br /> Benzo(a)Pyrene 93 93 56-128 44-140 0 0-19 <br /> Dibenz(a,h)Anthracene 94 94 58-136 45-149 0 0-19 <br /> Benzo(g,h,i)Perylene 97 94 58-136 45-149 2 0-24 <br /> Indeno(1,2,3-c,d)Pyrene 92 92 60-126 49-137 1 0-20 <br /> Total number of LCS compounds: 16 <br /> Total number of ME compounds : 0 <br /> Total number of ME compounds allowed: 1 <br /> LCS ME CL validation result: Pass <br /> RPD-Relative Percent Difference, CL-Control Limit <br /> 7440 Lincoln Way, Garden Grove, CA 92841-1427 . TEL:(714) 895-5494 . FAX: (714) 894-7501 <br />