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ENERGY <br />Analyte <br />Client: Cotter Corporation <br />Project: Schwartz GW 12/29/11 S26170- S26171 <br />Method: E900.0 <br />Sample ID: MB -GrAB -1226 <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: Th230 -GrAB -1226 <br />Gross Alpha <br />Sample ID: Cs137 -GrAB -1226 <br />Gross Beta <br />Sample ID: C11120766- 002ADUP <br />Gross Alpha <br />Gross Alpha precision ( ±) <br />Gross Alpha MDC <br />Gross Beta <br />Gross Beta precision ( ±) <br />Gross Beta MDC <br />- Spike response is outside of the acceptance range for this analysis <br />matrix related The batch is approved. <br />Sample ID: C11120767- 010AMSD <br />Gross Alpha <br />www.energylab.com <br />Analytic., Enema Ow 11152 <br />QA/QC Summary Report <br />Prepared by Casper, WY Branch <br />Count <br />6 Method Blank <br />-0.650 <br />0.873 <br />1.55 <br />-0.440 <br />1.49 <br />2.52 <br />Result Units <br />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />Laboratory Control Sample <br />112 pCi /L <br />Laboratory Control Sample <br />89.0 pCi /L <br />6 Sample Duplicate <br />48.1 pCi /L <br />13.6 pCi /L <br />18.2 pCi /L <br />24.3 pCi /L <br />8.49 pCi /L <br />13.5 pCi /L <br />Sample ID: C11120767- 010AMS Sample Matrix Spike <br />Gross Alpha 157 pCi /L <br />Sample Matrix Spike Duplicate <br />143 pCi /L <br />Sample ID: 011120767- 010AMS Sample Matrix Spike <br />Gross Beta 125 pCi /L <br />Sample ID: C11120767- 010AMSD Sample Matrix Spike Duplicate <br />Gross Beta 121 pCi /L <br />Qualifiers: <br />RL - Analyte reporting limit. <br />MDC - Minimum detectable concentration <br />U - Not detected at minimum detectable concentration <br />Helena, MT 877 - 472 -0711 • Billings, MT 806- 735 -4489 • Casper, WY 888- 235 -0515 <br />Gillette, WY 866 -686 -7175 • Rapid City, SD 886- 672 -1225 • College Station, TX 888 -690 -2218 <br />Since the LCS and the RPD for the <br />RL %REC Low Limit High Limit RPD RPDLimit Qual <br />Run: G5000W_120113B <br />Run G5000W_120113B 01/18/12 00:26 <br />111 80 120 <br />Run: G5000W_120113B 01/18/12 00:26 <br />103 80 120 <br />Run: G5000W_120113B 01/18/12 00:26 <br />30 73 <br />Run: G5000W_120113B <br />143 70 130 <br />MS MSD pair are acceptable, the response is considered to be <br />Run: G5000W_120113B <br />129 70 130 <br />Run: G5000W_120113B <br />121 70 130 <br />Run: G5000W_120113B <br />115 70 130 <br />ND - Not detected at the reporting limit <br />S - Spike recovery outside of advisory limits <br />Report Date: 01/30/12 <br />Work Order: C11120864 <br />12 83.7 <br />01/18/12 12:44 <br />9 9 18.8 <br />36 <br />Page 19 of 24 <br />Batch: GrAB -1226 <br />01/18/12 00:26 <br />U <br />U <br />01/18/12 12:44 <br />S <br />01/18/12 12:44 <br />01/18/12 12:44 <br />15.1 <br />