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w+oxa?ergyla6.com I 677 472-0711 • Biff lags, MT`800-735-4489 • Casper, WY 888-235-0515 <br />VA AasBak E=#tMeeSMce?ff2 ;7t75. • Rapid C4, SD 888-672-1225 • College Station, TX 888-690-2216 <br />QA/QC Summary Report <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation <br />Project: Schwartz GW 02/25/11 S25622 Report Date: 03/28/11 <br />Work Order: C11020751 <br />Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br />Method: E900.0 Batch: GrAB-1052 <br />Sample ID: MB-GrAB-1052 6 Method Blank Run: G5000W_110308A 03/10/11 21:03 <br />Gross Alpha -0.2 pCi/L U <br />Gross Alpha precision (±) 0.7 pCi/L <br />Gross Alpha MDC 1 pCi/L <br />Gross Beta -0.6 pCi/L U <br />Gross Beta precision (±) 1 pCi/L <br />Gross Beta MDC 2 pCi/L <br />Sample ID: Th230-GrAB-1052 <br />Gross Alpha <br />Sample ID: Cs137-GrAB-1052 <br />Gross Beta <br />- LCS response is outside of the acce <br />Sample ID: 011020686-004FMS <br />Gross Alpha <br />Laboratory Control Sample Run: G5000W_110308A <br />101 pCi/L 99 80 120 <br />Laboratory Control Sample Run: G5000W_110308A <br />63.6 pCi/L 73 80 120 <br />ptance range for this analysis. Since the MB, MS, and MSD are acceptable the batch is approved <br />Sample Matrix Spike Run: G5000W_110308A <br />106 pCi/L 97 70 130 <br />Sample ID: C11020686-004FMSD Sample Matrix Spike Duplicate <br />Gross Alpha 117 pCi/L <br />Sample ID: C11020686-004FMS Sample Matrix Spike <br />Gross Beta 100 pCi/L <br />Sample ID: C11020686-004FMSD Sample Matrix Spike Duplicate <br />Gross Beta 97.1 pCi/L <br />Sample ID: 011020751-001FDUP 6 Sample Duplicate <br />Gross Alpha 3810 pCi/L <br />Gross Alpha precision (±) 38.3 pCi/L <br />Gross Alpha MDC 4.21 pCi/L <br />Gross Beta 755 pCi/L <br />Gross Beta precision (±) 8.51 pCi/L <br />Gross Beta MDC 3.94 pCi/L <br />Run: G5000W_110308A <br />108 70 130 <br />Run: G5000W 110308A <br />109 70 130 <br />Run: G5000W_110308A <br />105 70 130 <br />Run: G5000W_110308A <br />03/10/11 21:03 <br />03/10/11 21:03 <br /> S <br /> 03/10/11 21:03 <br /> 03/10/11 21:03 <br />10.0 17.7 <br /> 03/10/11 21:03 <br /> 03/10/11 21:03 <br />3.4 15.6 <br /> 03/11/11 09:14 <br />11 12 <br />1.1 12.3 <br />Qualifiers: <br />RL - Analyte reporting limit. ND - Not detected at the reporting limit. <br />MDC - Minimum detectable concentration S - Spike recovery outside of advisory limits. <br />U - Not detected at minimum detectable concentration <br />Page 15 of 20