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• ,. www.energ0ab.com Helena,MT$77472-0711 •Billings,W$00-7354489•Casper,WY 888-235-0515 <br /> Ae�ryUrslFie.9lrnc.8+bu tlgl Gillette,WY 866-686-7175•Rapid City,So 88B-672-1225•College Station,IX 888-690-2218 <br /> QA/QC Summary Report <br /> Prepared by Casper, WY Branch <br /> Client: Cotter Corporation Report Date: 07/03/14 <br /> Project: Schwartz-GW 6/19/14 S27586, S27587 Work Order: C14060762 <br /> Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E245.1 Analytical Run:CVAA_C203_140625A <br /> Lab ID: ICV Initial Calibration Verification Standard 06/25/14 13:07 <br /> Mercury 0.00517 mg/L 0.00010 103 90 110 <br /> Lab ID: CCV Continuing Calibration Verification Standard 06/25/14 13:39 <br /> Mercury 0.00529 mg/L 0.00010 106 90 110 <br /> Method: E245.1 Batch:41786 <br /> Lab ID: MB-41786 Method Blank Run:CVAA C203 140625A 06/25/14 13:18 <br /> Mercury ND mg/L 7E-05 <br /> Lab ID: LCS-41786 Laboratory Control Sample Run:CVAA_C203_140625A 06/25/14 13:20 <br /> Mercury 0.00546 mg/L 0.00010 109 85 115 <br /> Lab ID: C14060762-00lDMS Sample Matrix Spike Run:CVAA_C203_140625A 06/25/14 13:44 <br /> Mercury 0.00540 mg/L 0.00010 108 75 125 <br /> Lab ID: C14060762-001DMSD Sample Matrix Spike Duplicate Run:CVAA_C203_140625A 06/25/14 13:46 <br /> Mercury 0.00468 mg/L 0.00010 94 75 125 14 20 <br /> Method: E245.1 Batch: R187946 <br /> Lab ID: IPC Instrument Performance Check Sample Run:CVAA_C203_140625A 06/25/14 13:15 <br /> Mercury 0.00522 mg/L 0.00010 104 95 105 <br /> Qualifiers: <br /> RL-Analyte reporting limit. ND-Not detected at the reporting limit. <br /> MDC-Minimum detectable concentration <br /> Page 20 of 29 <br />