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AIL <br />4(� p�p 1534 Willow Pass Road; Pitts CA 94565-1701 <br />MC a m pbeI I A n a lY i C a I • In G • Toll Free Telephone: (877) 252-9262 / Fax: (925) 252-9269 <br />rr"en C.OTt Wff httpJAvww. ll.com/E-mail: beH.com <br />QC SUMMARY REPORT FOR 6010B <br />W.O. Sample Matrix: Soil QC Matrix: Soil BatchlD: 63456 WnrkOMPr• 1119686 <br />EPA Method: SW6010B <br />ion: SW3050B <br />12/15/11 <br />12/16/11 11:16 AM71112484-0:OZ2A <br />12/15/11 11:00 AM 12/15/11 12/16/11 11:19 AM <br />1112484-003A <br />12/15/11 11:25 AM <br />Spiked Sample ID: <br />111 -001A <br />Analyte <br />11 12484-005A <br />Sample <br />Spiked <br />MS <br />MSD <br />MS -MSD <br />LCS <br />Acceptance Criteria (%) <br />mg/Kg mg/Kg % Rec. % Rea % RPD % Rea MS / MSD RPD <br />LCS <br />Cadmium <br />ND <br />50 <br />92.4 <br />94 <br />1.61 <br />107 <br />75-125 <br />25 <br />75-125 <br />Chromium <br />48 <br />50 <br />94.2 <br />90.6 <br />1.88 <br />101 <br />75-125 <br />25 <br />75-125 <br />Lead <br />120 <br />50 <br />NR <br />NR <br />NR <br />97.8 <br />75-125 <br />25 <br />75-125 <br />Nickel <br />25 <br />50 <br />91.2 <br />90 <br />0.820 <br />104 <br />75-125 <br />25 <br />75-125 <br />Zinc <br />210 <br />500 <br />84.8 <br />1 86.6 <br />1.33 <br />122 <br />1 75-125 1 <br />25 <br />75-125 <br />%SS: <br />101 <br />500 <br />105 <br />98 <br />6.39 <br />110 <br />70 -130 <br />20 <br />70-130 <br />All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions: <br />NONE <br />BATCH 63456 SUMMARY <br />Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br />1112484-OOIA <br />12/15/11 10:45 AM <br />12/15/11 <br />12/16/11 11:16 AM71112484-0:OZ2A <br />12/15/11 11:00 AM 12/15/11 12/16/11 11:19 AM <br />1112484-003A <br />12/15/11 11:25 AM <br />12/15/1l <br />12/16/11 11:22 AMA <br />_ 12/15/11 11:35 AM ' 12/15/11 12/16/11 11:26 AM <br />11 12484-005A <br />12/15/11 11:45 AM <br />12/15/11 <br />12/16/11 11:29 AM <br />MS = Matrix Spike; MSD = Matrix Spike Duplicate; LCS = Laboratory Control Sample; LCSD = Laboratory Control Sample Duplicate; RPD = Relative Percent Deviation. <br />% Recovery = 100 * (MS -Sample) /(Amount Spiked); RPD = 100 * (MS - MSD) / ((MS + MSD) / 2). <br />MS / MSD spike recoveries and/ or %RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons: a) the sample is inhomogenous AND contains <br />significant concentrations of analyte relative to the amount spiked, or b) the spiked sample's matrix interferes with the spike recovery. <br />N/A = not applicable to this method. <br />NR = analyte concentration in sample exceeds s 'ke amount for sal matrix or exceeds 2x 2eike amount for water matrix or sample diluted due to high matrix or analyte content <br />DHS ELAP Certification 1644 QA/QC Officer <br />Page 20 of 21 <br />