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wwwwwgylsb.com Helena, MT 817472 -0711 • Billings, MT 600- 735 -4489 • Casper, WY 888 - 235 -0515 <br />IM f Gillette, WY 866 -686 -7175 • Rapid City, SD 886- 672 -1225 • College Station, T% 868 -690 -2218 <br />QA/QC Summary Report <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation <br />Report Date: <br />10/02/13 <br />Project: Schwartz -SW 9/19/13 S27159 <br />& S27160 <br />Work Order: <br />C13090811 <br />Analyte <br />Count Result Units <br />RL <br />° /.REC <br />Low Limit High Limit RPD <br />RPDLimit Qual <br />Method: <br />E200.8 <br />Analytical Run: ICPMS2- C_131001A <br />Sample ID: <br />ICV <br />Initial Calibration Verification Standard <br />10/01/13 14:47 <br />Uranium <br />0.0486 mg /L <br />0.00030 <br />97 <br />90 110 <br />Method: <br />E200.8 <br />Batch: R179031 <br />Sample ID: <br />LRB <br />Method Blank <br />Run: ICPMS2- C_131001A <br />10/01/13 15:27 <br />Uranium <br />ND mg /L <br />1 E -05 <br />Sample ID: <br />LFB <br />Laboratory Fortified Blank <br />Run: ICPMS2- C_131001A <br />10/01/13 15:30 <br />Uranium <br />0.0519 mg /L <br />0.00030 <br />104 <br />85 115 <br />Sample ID: <br />C13090203- 001CMS4 <br />Sample Matrix Spike <br />Run: ICPMS2- C_131001A <br />10/01/13 18.26 <br />Uranium <br />0.0560 mg /L <br />0.00030 <br />108 <br />70 130 <br />Sample ID: <br />C13090203- 001CMSD4 <br />Sample Matrix Spike Duplicate <br />Run: ICPMS2- C_131001A <br />10/01/13 18:29 <br />Uranium <br />0.0564 mg /L <br />0.00030 <br />109 <br />70 130 0.6 <br />20 <br />Qualifiers: <br />RL - Analyte reporting limit. <br />ND - Not detected at the reporting limit. <br />Page 4 of 8 <br />