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www.energylab.com Helena, MT 877- 472 -0711 • Billings, MT 800- 735 -4489 • Casper, WY 888 - 235 -0515 <br />Ae.lyticaWFaoaSat�cs 19142 Gillette, WY 866 -686 -7175 • Rapid City, SD 886 -672 -1225 • College Station, T% 888- 690 -2218 <br />QA/QC Summary Report <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation <br />Project: Schwartz -GW 1/30/14 S27319 <br />Analyte Count Result Units <br />Method: E245.1 <br />Revised Date. 03/05/14 <br />Report Date: 02/18/14 <br />Work Order: C14020002 <br />RL ° /6REC Low Limit High Limit RPD RPDLimit Qual <br />Analytical Run: CVAA_C203_140204A <br />Sample ID: ICV Initial Calibration Verification Standard 02/04/14 14:50 <br />Mercury 0.00466 mg /L 0.00010 93 90 110 <br />Method: E245.1 Batch: 140204A <br />Sample ID: IPC Instrument Performance Check Sample Run: CVAA_C203_140204A 02/04/14 14:54 <br />Mercury 0.00517 mg /L 0.00010 103 95 105 <br />Method: <br />E245.1 <br />Sample ID: <br />MB -40524 <br />Mercury <br />Sample ID: <br />LCS -40524 <br />Mercury <br />Sample ID: <br />014010853- 001DMS <br />Mercury <br />Sample ID: <br />C14010853- 001DMSD <br />Mercury <br />Qualifiers: <br />RL - Analyte reporting limit. <br />MDC - Minimum detectable concentration <br />Method Blank <br />ND mg /L <br />7E -05 <br />Laboratory Control Sample <br />0.00462 mg /L <br />0.00010 <br />Sample Matrix Spike <br />0.00513 mg /L <br />0.00010 <br />Sample Matrix Spike Duplicate <br />0.00503 mg /L <br />0.00010 <br />Run: CVAA_C203_140204A <br />Run: CVAA_C203_140204A <br />92 85 115 <br />Run: CVAA_C203_140204A <br />103 70 130 <br />Run: CVAA_C203_140204A <br />101 70 130 <br />ND - Not detected at the reporting limit. <br />Batch: 40524 <br />02/04/14 14:58 <br />02/04/14 14:59 <br />02/04/14 15:05 <br />02/04/14 15:07 <br />1.9 10 <br />Page 12 of 20 <br />