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ENERGY www.energylab.com Helena, MT 877 - 472 -0711 • Billings, MT 801 735 - 4480 • Casper, WY 888 - 235 -0515 <br />&cam t Gillette, wt 866-686-7175 • Rapid City, SD 888 -672 -1225 • College Station, Tx 888 -690 -2218 <br />J <br />Client: Cotter Corporation <br />Project: Schwartz GW 12/14/11 S26167- S26168 <br />Analyte Count Result Units <br />Method: E900.0 <br />Sample ID: MB -GrAB -1224 <br />Gross Alpha <br />Gross Alpha precision ( ±) <br />Gross Alpha MDC <br />Gross Beta <br />Gross Beta precision ( ±) <br />Gross Beta MDC <br />6 Method Blank <br />-0 4 <br />1.0 <br />2 <br />-2 <br />2 <br />3 <br />Sample ID: Th230 -GrAB -1224 Laboratory Control Sample <br />Gross Alpha 104 pCi /L <br />Sample ID: Cs137 -GrAB -1224 Laboratory Control Sample <br />Gross Beta 94.4 pCi /L <br />Sample ID: 011120541 -001 FMS Sample Matrix Spike <br />Gross Alpha 1120 pCi /L <br />- Sample activity for this radionuclide is much larger than the spike activity added <br />MS /MSD pair are acceptable, this batch is approved <br />Sample ID: C11120541 -001 FMSD Sample Matrix Spike Duplicate <br />Gross Alpha 1220 pCi /L <br />Sample ID: C11120541 -001 FMS Sample Matrix Spike <br />Gross Beta 406 pCi /L <br />- Sample activity for this radionuclide is much larger than the spike activity added <br />MS /MSD pair are acceptable, this batch is approved <br />Sample ID: C11120541- 001FMSD Sample Matrix Spike Duplicate <br />Gross Beta 413 pCi /L <br />Sample ID: C11120745- 001ADUP 6 Sample Duplicate <br />Gross Alpha -6.94 pCi /L <br />Gross Alpha precision ( ±) 7.55 pCi /L <br />Gross Alpha MDC 13.5 pCi /L <br />Gross Beta -6.19 pCi /L <br />Gross Beta precision ( ±) 5.25 pCi /L <br />Gross Beta MDC 9.01 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 />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />pCi /L <br />RL %REC Low Limit High Limit RPD RPDLimit Qual <br />Run: G5000W_120111A <br />Run: G5000W_120111A <br />102 80 120 <br />Run: G5000W_120111A <br />112 80 120 <br />Run: G5000W_120111A <br />233 70 130 <br />Run: G5000W_120111A <br />134 70 130 <br />Run: G5000W_120111A <br />ND - Not detected at the reporting limit. <br />S - Spike recovery outside of advisory limits. <br />Revised Date: 01/27/12 <br />Report Date: 01/18/12 <br />Work Order: 01 1 1 20541 <br />Batch: GrAB -1224 <br />01/13/12 02:44 <br />U <br />U <br />01/13/12 02:44 <br />01/13/12 02:44 <br />Run: G5000W_120111A 01/13/12 23:45 <br />136 70 130 S <br />Therefore the matrix spike recovery could not be calculated The LCS and the RPD of the <br />01/13/12 23:45 <br />8.5 13.5 S <br />Run. G5000W_120111A 01/13/12 02.45 <br />127 70 130 <br />Therefore the matrix spike recovery could not be calculated. The LCS and the RPD of the <br />01/13/12 23:45 <br />1.5 12.7 S <br />01/13/12 23:45 <br />74 134.4 U <br />14 167.5 U <br />Page 21 of 27 <br />