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ENERGY <br />1 w HCle1 . <br />Client: Cotter Corporation <br />Project: Schwartz GW 10/06/11 S26029 <br />Analyte <br />Method: E900.0 <br />Sample ID: MB -GrAB -1203 <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 -1203 <br />Gross Alpha <br />Sample ID: Cs137 -GrAB -1203 <br />Gross Beta <br />Sample ID: 011100321 -001 EDUP <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: C11100369 -001 FMS <br />Gross Alpha <br />Sample ID: C11100369- 001FMSD <br />Gross Alpha <br />- The RPD for the MSD is high The in <br />Sample ID: C11100369- 001FMS <br />Gross Beta <br />Sample ID: C11100369- 001FMSD <br />Gross Beta <br />www.energylab.com I Helena, MT 877472 - 0711 • Billings, MT 800 735 - 4489 • Casper, WY 888 235 - 0515 <br />eoceAke 1932 ) Gillette, WY 866 686 - 7175 • Rapid City, SD 888 - 672 - 1225 • College Station, TX 888 690 - 2218 <br />Count Result <br />6 Method Blank <br />-1.38 pCi /L <br />0.665 pCi /L <br />1.30 pCi /L <br />-1.24 pCi /L <br />1.40 pCi /L <br />2.39 pCi /L <br />6 Sample Duplicate <br />473 <br />27.6 <br />166 <br />202 <br />13.0 <br />16.6 <br />Sample Matrix Spike <br />95.2 pCi /L <br />Sample Matrix Spike <br />89.5 pCi /L <br />Qualifiers: <br />RL - Analyte reporting limit <br />MDC - Minimum detectable concentration <br />U - Not detected at minimum detectable concentration <br />QA /QC Summary Report <br />Prepared by Casper, WY Branch <br />Units <br />Laboratory Control Sample <br />95.4 pCi /L <br />Laboratory Control Sample <br />80.1 pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />Sample Matrix Spike Duplicate <br />81.8 pCi /L <br />RL %REC Low Limit High Limit RPD RPDLimit Qual <br />Run:G542M_111110A <br />Run: G542M_111110A <br />95 80 120 <br />Run: G542M_111110A <br />94 80 120 <br />Run: G542M_111110A <br />Run:G542M_111110A <br />94 70 130 <br />Sample Matrix Spike Duplicate Run• G542M_111110A <br />132 pCi /L 130 70 130 <br />dividual spike recoveries are within range, the MB is acceptable, and the LCS is acceptable therefore the batch is approved <br />Run:G542M_111110A <br />100 70 130 <br />Run:G542M_111110A <br />91 70 130 <br />ND - Not detected at the reporting limit. <br />R - RPD exceeds advisory limit. <br />Report Date: 11/23/11 <br />Work Order: C11100369 <br />7.4 21.9 <br />6 2 23.2 <br />11/18/11 12:18 <br />32 179 R <br />11/18/11 12:18 <br />9.0 16 <br />Page 15 of 20 <br />Batch: GrAB -1203 <br />11/17/11 23:50 <br />U <br />U <br />11/17/11 23:50 <br />11/17/11 23:50 <br />11/17/11 23:50 <br />11/18/11 12:18 <br />11/18/11 12:18 <br />