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www.energoab.com Helena,MT 877-472-0711 •Billings,MT 600-735.4489•Casper,WY 888-235-8515 <br /> w Aeai l%xr�BYaoa RM 102 Gillette,WY 066-606-7175•Rapid City,so 886472-1225•College Station,TX 888-690-2218 <br /> QA/QC Summary Report <br /> Prepared by Casper, WY Branch <br /> Client: Cotter Corporation Report Date: 07/14/14 <br /> Project: Schwartz-GW 6/25/14 S27546, S27547 Work Order: C14060931 <br /> Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E245.1 Analytical Run:CVAA_C203_140701 B <br /> Lab ID: ICV Initial Calibration Verification Standard 07/01/14 14:53 <br /> Mercury 0.00520 mg/L 0.00010 104 90 110 <br /> Lab ID: CCV Continuing Calibration Verification Standard 07/01/14 15:28 <br /> Mercury 0.00469 mg/L 0.00010 94 90 110 <br /> Method: E245.1 Batch:41836 <br /> Lab ID: MB-41836 Method Blank Run:CVAA_C203_140701B 07/01/14 15:01 <br /> Mercury ND mg/L 7E-05 <br /> Lab ID: LCS-41836 Laboratory Control Sample Run:CVAA_C203_140701B 07/01/14 15:04 <br /> Mercury 0.00534 mg/L 0.00010 107 85 115 <br /> Lab ID: C14060931-002DMS Sample Matrix Spike Run:CVAA_C203_140701B 07/01/14 15:24 <br /> Mercury 0.00478 mg/L 0.00010 96 75 125 <br /> Lab ID: C14060931-002DMSD Sample Matrix Spike Duplicate Run:CVAA_C203_140701B 07/01/14 15:33 <br /> Mercury 0.00477 mg/L 0.00010 95 75 125 0.2 20 <br /> Method: E245.1 Batch: R188158 <br /> Lab ID: IPC Instrument Performance Check Sample Run:CVAA_C203_140701B 07/01/14 14:59 <br /> Mercury 0,00504 mg/L 0.00010 101 95 105 <br /> Qualifiers: <br /> RL-Analyte reporting limit. ND-Not detected at the reporting limit. <br /> MDC-Minimum detectable concentration <br /> Page 14 of 23 <br />