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' McCampbell Analytical. Inc • 1534 Willow Pass Road, Pittsburg, CA 94565-1701 <br />Web: wwwmecampbellxom E-mail: rnsinQamecampbell.com <br />' "When O al'wCourts" Telephone: 877-252-9262 Fax:925-252-9269 <br />_ QC SUMMARY REPORT FOR SW6010C <br />W.O. Sample Matrix: Solid QC Matrix: Soil <br />WorkOrder 0801699 <br />EPA Method SW6010C Extraction SW1311 <br />BatchlD: 33544 <br />Spiked Sample ID: NIA <br />Sample Spiked MS <br />Analyte <br />mglL mg/L % Rec. <br />I MSD MS -MSD <br />% Rea % RPD <br />LCS LCSD <br />LCS-LCSD Acceptance Criteria (%) <br />% Rec. % Rec. <br />% RPD MS / MSD RPD LCSILCSD RPD <br />Chromium N/A I N/A <br />I N/A N/A <br />102 103 <br />1.27 N/A I N/A 80 -120 20 <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 33544 SUMMARY <br />Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br />0801699-OOIA 01/29/08 10:05 AM 02/05/08 02/06/08 11:59 AM <br />= Matrix Spike Duplicate: LCS = Labormory Control Sample; LCSD = Laboratory Control Sample Duplicate; RPU = <br />Recovery = 100 - (MS -Sample) I (Amount Spiked); RPD = 100' (MS - MSD) / ((MS + MSD) 12). <br />significant concentrations of analyte relative to the amount spiked, or b) the spiked sample's matrix interferes with the spike recovery. <br />= not applicable to this method. <br />INR = analyte concentration in sample exceeds spike amount for soil matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or analyte content. <br />_b <br />DHS ELAP Certification No 1644 QA/QC Officer <br />