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1534 Willow Pass Road, Pittsburg, CA 94565-1701 <br />McCampbell Analytical, Inc. Web: www.mccampbell.com E-mail: maina@mccampbell.com <br />"When Ouality Counts" Telephone: 877-252-9262 Fax: 925-252-9269 <br />QC SUMMARY REPORT FOR Kelada-01 <br />W.O. Sample Matrix: Water QC Matrix: Water WorkOrder: 0709126 <br />EPA Method E335.3 / Kelada-01 Extraction E335.3/ Kelada-01 <br />BatchlD: 30483 <br />Spiked Sample ID: 0709126-001C <br />Analyte <br />Sample Spiked <br />MS <br />MSD <br />MS -MSD LCS <br />LCSD <br />LCS-LCSD Acceptance Criteria (%) <br />pg/L pg/L <br />% Rec. <br />% Rec. <br />% RPD % Rec. <br />% Rec. <br />% RPD MS / MSD RPD LCS/LCSD RPD <br />Total Cyanide <br />28 40 <br />113 <br />104 1 <br />5.30 104 <br />105 <br />0.850 80 - 120 1 20 90 - 110 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 30483 SUMMARY <br />Sample ID Date Sampled Date Extracted Date Analyzed Sample ID Date Sampled Date Extracted Date Analyzed <br />)709126-OOIC <br />09/07/07 10.00 AM <br />09/11/07 <br />09/11/07 1:21 PM <br />0709126-002C <br />09/07/07 10:30 AM <br />09/11/07 <br />09/11/07 1:22 PN <br />)709126-003C <br />09/07/07 11:00 AM <br />09/11/07 <br />09/11/07 1:23 PM <br />0709126-004C <br />09/07/07 1 LIS AM <br />09/11/07 <br />09/11/07 1:24 PN <br />)709126-005C <br />09/07/07 12:00 PM <br />09/11/07 <br />09/11/07 1.25 PM <br />0709126-006C <br />09/07/07 12:15 PM <br />09/13/07 <br />09/13/07 1:18 Plv <br />)709126-007C <br />09/07/07 1230 PM <br />09/11/07 <br />09/11/07 1:27 PM <br />0709126-008C <br />09/07/07 1 00 PM <br />09/11/07 <br />09/11/07 1:34 Ptv <br />)709126.0090 <br />09/07/07 9:30 AM <br />09/11/07 <br />09/11/07 1 35 PM <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) I (Amount Spiked), RPD = 100 ' (MS - MSD) I ((MS + MSO) 12). <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 <br />contains 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 enough sample to perform matrix spike and matrix spike duplicate. <br />NR = 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 />DHS FLAP Certification No 1644 QA/QC Officer <br />