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• www.enerdab.com Helena,Ali$77-472-0711 •Billings,W 800-735-4489•Casper,WY 888-235-0515 <br /> AearymrarExasMrentmca/8!f? Gillette,WY 866-686-7175•Rapid city,So 886-672-1225•College Station,TX 888-690-2218 <br /> QA/QC Summary Report <br /> Prepared by Casper, WY Branch <br /> Client: Cotter Corporation Report Date: 06/13/14 <br /> Project: Schwartz-GW 5/21/14 S27511 Work Order: C14050681 <br /> Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E245.1 Analytical Run:CVAA_C203_140528A <br /> Lab ID: ICV Initial Calibration Verification Standard 05/28/14 14:33 <br /> Mercury 0.00483 mg/L 0.00010 97 90 110 <br /> Lab ID: CCV Continuing Calibration Verification Standard 05/28/14 15:02 <br /> Mercury 0.00516 mg/L 0.00010 103 90 110 <br /> Method: E245.1 Batch: 140528A <br /> Lab ID: [PC Instrument Performance Check Sample Run:CVAA_C203_140528A 05/28/14 14:37 <br /> Mercury 0.00482 mg/L 0.00010 96 95 105 <br /> Method: E245.1 Batch:41503 <br /> Lab ID: MB-41503 Method Blank Run:CVAA C203 140528A 05/28/14 14:39 <br /> Mercury ND mg/L 7E-05 <br /> Lab ID: LCS-41503 Laboratory Control Sample Run:CVAA_C203_140528A 05/28/14 14:41 <br /> Mercury 0.00547 mg/L 0.00010 109 85 115 <br /> Lab ID: C14050681-001DMSD Sample Matrix Spike Duplicate Run:CVAA_C203_140528A 05/28/14 14:47 <br /> Mercury 0.00536 mg/L 0.00010 107 75 125 3.6 20 <br /> Lab ID: C14050681-001DMS Sample Matrix Spike Run:CVAA_C203_140528A 05/28/14 14:50 <br /> Mercury 0.00556 mg/L 0.00010 111 75 125 <br /> Qualifiers: <br /> RL-Analyte reporting limit. ND-Not detected at the reporting limit. <br /> MDC-Minimum detectable concentration <br /> Page 13 of 21 <br />