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• www.eiw6ab.com Helena, MT 877-472 -0711 • Billings, MT 800- 735 -4489 • Casper, WY 888- 235 -0515 <br />Ery e.,"0l E=Mbw sme.1852 Gillette, WY 866- 686 -7175 • Rapid City, SO 886- 672 -1225 • College Station, T% 888- 680 -2218 <br />QA /QC Summary Report <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation Report Date: 09/26/14 <br />Project: Schwartz -SW 9/3/14 S27625 and S27660 Work Order: C14090147 <br />Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br />Method: E200.8 Analytical Run: ICPMS2- C_140925A <br />Lab ID: ICV Initial Calibration Verification Standard 09/25/14 15:10 <br />Uranium 0.0506 mg /L 0.00030 101 90 110 <br />Method: <br />E200.8 <br />Batch: R191569 <br />Lab ID: <br />LRB <br />Method Blank <br />Run: ICPMS2 -C 140925A <br />09/25/14 15:59 <br />Uranium <br />ND mg /L <br />1 E -05 <br />Lab ID: <br />LFB - filtered <br />Laboratory Fortified Blank <br />Run: ICPMS2- C_140925A <br />09/25/14 16:02 <br />Uranium <br />0.0532 mg /L <br />0.00030 <br />106 85 115 <br />Lab ID: <br />C14090147- 002AMS <br />Sample Matrix Spike <br />Run: ICPMS2- C_140925A <br />09/26/14 05:38 <br />Uranium <br />0.133 mg /L <br />0.00030 <br />110 70 130 <br />Lab ID: <br />C14090147- 002AMSD <br />Sample Matrix Spike Duplicate <br />Run: ICPMS2- C_140925A <br />09/26/14 05:41 <br />Uranium <br />0.132 mg /L <br />0.00030 <br />109 70 130 0.8 <br />20 <br />Qualifiers: <br />RL - Analyte reporting limit. <br />MDC - Minimum detectable concentration <br />ND - Not detected at the reporting limit. <br />Page 15 of 29 <br />