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• - www.enereab can Helena,iT 877472-0711 •Billings,NTT 808-7354489•Casper,WY 888-235-0515 <br /> 110 Gillette,WY 866-666-7175•Rapid City,SO$86-672-1225•College Station,TX 888-600-2218 <br /> QA/QC Summary Report <br /> Prepared by Casper, WY Branch <br /> Client: Cotter Corporation Report Date: 08/13/14 <br /> Project: Schwartz-GW 7/23/14 S27590,S27594 Work Order: C14070848 <br /> Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E900.0 Batch:GrAB-1806 <br /> Lab ID: Th230-GrAB-1806 Laboratory Control Sample Run:G542M_140728B 07/30/14 06:41 <br /> Gross Alpha 134 pCi/L 118 80 120 <br /> Lab ID: Sr90-GrAB-1806 Laboratory Control Sample Run:G542M_140728B 07/30/14 06:41 <br /> Gross Beta 184 pCi/L 92 80 120 <br /> Lab ID: MB-GrAB-1806 6 Method Blank Run:G542M 140728B 07/30/14 06:41 <br /> Gross Alpha -0.9 pCi/L U <br /> Gross Alpha precision(±) 0.8 pCi/L <br /> Gross Alpha MDC 1 pCi/L <br /> Gross Beta -0.2 pCi/L U <br /> Gross Beta precision(±) 2 pCi/L <br /> Gross Beta MDC 3 pCi/L <br /> Lab ID: C14070816-001FDUP 6 Sample Duplicate Run:G542M_140728B 07/30/14 06:41 <br /> Gross Alpha 15.6 pCi/L 1.0 32 <br /> Gross Alpha precision(±) 1.68 pCi/L <br /> Gross Alpha MDC 1.76 pCi/L <br /> Gross Beta 0.166 pCi/L 160 338.8 U <br /> Gross Beta precision(±) 1.76 pCi/L <br /> Gross Beta MDC 2.89 pCi/L <br /> Lab ID: C14070816-003FMS Sample Matrix Spike Run:G542M_140728B 07/30/14 06:41 <br /> Gross Alpha 150 pCi/L 130 70 130 <br /> Lab ID: C14070816-003FMSD Sample Matrix Spike Duplicate Run:G542M_140728B 07/30/14 06:41 <br /> Gross Alpha 104 pCi/L 90 70 130 36 16.3 R <br /> -The RPD for the MSD is high. The individual spike recoveries are within range,the MB is acceptable,and the LCS is acceptable therefore the batch is approved. <br /> Lab ID: C14070816-003FMS Sample Matrix Spike Run:G542M_140728B 07/30/14 06:41 <br /> Gross Beta 198 pCi/L 98 70 130 <br /> Lab ID: C14070816-003FMSD Sample Matrix Spike Duplicate Run:G542M_140728B 07/30/14 06:41 <br /> Gross Beta 207 pCi/L 102 70 130 4.6 14.1 <br /> Oualifiers: <br /> RL-Analyte reporting limit. ND-Not detected at the reporting limit. <br /> MDC-Minimum detectable concentration R-RPD exceeds advisory limit. <br /> U-Not detected at minimum detectable concentration <br /> Page 19 of 25 <br />