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• wwwAneWab.com Helena, MT 077 -472 -0711 • Billings, MT 800- 735 -4489 • Casper, WY 880- 235 -0515 <br />BMA trtgt Gillette, WY 866 -686 -7175 • Rapid City, SO 886 -672 -1225 • College Station, TX 888 -600 -2218 <br />QA /QC Summary Report <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation <br />Report Date: <br />09/30/13 <br />Project: Schwartz SW 09/05/13 S27131 <br />Work Order: <br />C13090222 <br />F Analyte <br />Count Result <br />Units <br />RL ° /aREC Low Limit High Limit <br />RPD <br />RPDLimit Qual <br />Method: E903.0 <br />Batch: RA226 -6845 <br />Sample ID: C13090222- 001EDUP <br />3 Sample Duplicate <br />Run: BERTHOLD 770- 1_130916B <br />09/24/13 15:32 <br />Radium 226 <br />0.20 <br />pCi /L <br />23 <br />114 <br />Radium 226 precision ( ±) <br />0.11 <br />pCi /L <br />Radium 226 MDC <br />0.14 <br />pCi /L <br />Sample ID: C13090386- 004CMS <br />Sample Matrix Spike <br />Run: BERTHOLD 770- 1_130916B <br />09/24/13 17:13 <br />Radium 226 <br />24 <br />pCi /L <br />105 70 130 <br />Sample ID: MB -RA226 -6845 <br />3 Method Blank <br />Run: BERTHOLD 770- 1_130916B <br />09/24/13 21:58 <br />Radium 226 <br />-0.003 <br />pCi /L <br />U <br />Radium 226 precision ( ±) <br />0.08 <br />pCi /L <br />Radium 226 MDC <br />0.1 <br />pCi /L <br />Sample ID: LCS- RA226 -6845 <br />Laboratory Control Sample <br />Run: BERTHOLD 770- 1_130916B <br />09/24/13 21:58 <br />Radium 226 <br />12 <br />pCi /L <br />108 80 120 <br />Method: E903.0 <br />Sample ID: 013090173- 002IMS <br />Radium 226 <br />Sample ID: C13090173- 002IMSD <br />Radium 226 <br />Sample ID: MB -RA226 -6838 <br />Radium 226 <br />Radium 226 precision ( ±) <br />Radium 226 MDC <br />Sample ID: LCS -RA226 -6838 <br />Radium 226 <br />Sample Matrix Spike <br />21 pCi /L <br />Sample Matrix Spike Duplicate <br />21 pCi /L <br />3 Method Blank <br />-0.09 pCi /L <br />0.07 pCi /L <br />0.2 pCi /L <br />Laboratory Control Sample <br />12 pCi /L <br />Qualifiers: <br />RL - Analyte reporting limit. <br />MDC - Minimum detectable concentration <br />Batch: RA226 -6838 <br />Run: BERTHOLD 770- 2_130913D 09/24/13 11:53 <br />91 70 130 <br />Run: BERTHOLD 770- 2_130913D 09/24/13 11:53 <br />92 70 130 1.2 22.1 <br />Run: BERTHOLD 770- 2_130913D 09/24/13 13:56 <br />U <br />Run: BERTHOLD 770- 2_130913D 09/24/13 13:56 <br />103 80 120 <br />ND - Not detected at the reporting limit. <br />U - Not detected at minimum detectable concentration <br />Page 23 of 27 <br />