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USER Y <br />LABORATORIES <br />Client: Cotter Corporation <br />Project: Schwartz GW 9/20/2012 S26607 & S26608 <br />Analyte Count Result Units <br />Method: E900.0 <br />Sample ID: Th230 -GrAB -1366 <br />Gross Alpha <br />Sample ID: Sr90 -GrAB -1366 <br />Gross Beta <br />Sample ID: MB -GrAB -1366 <br />Gross Alpha <br />Gross Alpha precision ( ±) <br />Gross Alpha MDC <br />Gross Beta <br />Gross Beta precision ( ±) <br />Gross Beta MDC <br />Sample ID: 012090715- 007DDUP <br />Gross Alpha <br />Gross Alpha precision ( ±) <br />Gross Alpha MDC <br />Gross Beta <br />Gross Beta precision ( ±) <br />Gross Beta MDC <br />www.energylab.con <br />Analytical Excellence Since 1852 <br />6 Method Blank <br />-0.3 <br />0.6 <br />1 <br />-1.0 <br />2 <br />3 <br />6 Sample Duplicate <br />-3.63 <br />3.17 <br />5.57 <br />-1.40 <br />3.14 <br />5.32 <br />QA/QC Summary Report <br />Prepared by Casper, WY Branch <br />Laboratory Control Sample <br />215 pCi /L <br />Laboratory Control Sample <br />174 pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />- The Sample and the Duplicate are both below the MDC; the Gross Beta RPD is acceptable <br />Sample ID: C12090750- 003AMS <br />Gross Alpha <br />Sample ID: C12090750- 003AMSD <br />Gross Alpha <br />Sample ID: C12090750- 003AMS <br />Gross Beta <br />Sample ID: C12090750- 003AMSD <br />Gross Beta <br />Sample Matrix Spike <br />213 pCi /L <br />Qualifiers: <br />RL - Analyte reporting limit. <br />MDC - Minimum detectable concentration <br />U - Not detected at minimum detectable concentration <br />Sample Matrix Spike Duplicate <br />224 pCi /L <br />Sample Matrix Spike <br />166 pCi /L <br />Sample Matrix Spike Duplicate <br />164 pCi /L <br />Helena, MT 877 - 472 -0111 • Billings, MT 800 -135 -4489 • Casper, WY 888 -235 -0515 <br />Gillette, WY 866 -686 -7175 • Rapid City, SD 888 -672 -1225 • College Station, TX 888 -690 -2218 <br />RL %REC Low Limit High Limit RPD RPDLimit Qua! <br />Run: G5000W_121008A <br />105 80 120 <br />Run: G5000W_121008A <br />95 80 120 <br />Run: G5000W_121008A <br />Run: G5000W_121008A <br />Run: G5000W_121008A <br />105 70 130 <br />Run: G5000W_121008A <br />110 70 130 <br />Run: G5000W_121008A <br />91 70 130 <br />Run: G5000W_121008A <br />89 70 130 <br />ND - Not detected at the reporting limit. <br />R - RPD exceeds advisory limit. <br />Report Date: 10/18/12 <br />Work Order: C12090782 <br />Batch: GrAB -1366 <br />10/09/12 17:04 <br />10/09/12 17:04 <br />10/09/12 17:04 <br />U <br />U <br />10/09/12 17:04 <br />50 205.6 U <br />870 336.8 UR <br />10/09/12 17:04 <br />10/10/12 05:06 <br />5.0 13.6 <br />10/10/12 05:06 <br />10/10/12 05:06 <br />1.3 14.1 <br />Page 16 of 21 <br />