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Trust our People.Trust our Data. <br />B Ilui: MT 800.735.4489 • 1.,+Y 888.235.0515 <br />College %lime TX 888.690.2218 • Gil'Ptte .7Y 866.686.1115 , Hcien.v MI 817.472.0711 <br />QA/QC Summary Report <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation <br />Project: Schwartz - SW 9/02/15 S28357, S28359 th S28361 <br />Report Date: 09/28/15 <br />Work Order: C15090164 <br />Analyte <br />Count Result Units <br />RL %REC Low Limit High Limit RPD RPDLimit Qual <br />Method: E903.0 <br />Lab ID: LCS-RA226-7821 <br />Radium 226 <br />Lab ID: MB-RA226-7821 <br />Radium 226 <br />Radium 226 precision (±) <br />Radium 226 MDC <br />Laboratory Control Sample <br />9.8 pCi/L <br />3 Method Blank <br />0.03 <br />0.1 <br />0.2 <br />pCi/L <br />pCi/L <br />pCi/L <br />Lab ID: C15090169-002CMS Sample Matrix Spike <br />Radium 226 <br />18 pCi/L <br />Lab ID: C15090169-002CMSD Sample Matrix Spike Duplicate <br />Radium 226 <br />19 pCi/L <br />Run: BERTHOLD 770-1_150910B <br />95 80 120 <br />Run: BERTHOLD 770-1_150910B <br />Batch: RA226-7821 <br />09/16/15 07:25 <br />09/16/15 07:25 <br />U <br />Run: BERTHOLD 770-1_150910B 09/16/15 09.03 <br />83 70 130 <br />Run: BERTHOLD 770-1_150910B 09/16/15 10:37 <br />90 70 130 7.9 49.5 <br />Method: E903.0 <br />Lab ID: LCS-RA226-7826 <br />Radium 226 <br />Lab ID: MB-RA226-7826 <br />Radium 226 <br />Radium 226 precision (±) <br />Radium 226 MDC <br />Laboratory Control Sample <br />9.0 pCi/L <br />3 Method Blank <br />0.10 <br />01 <br />0.2 <br />pCi/L <br />pCi/L <br />pCi/L <br />Lab ID: C15090204-001 FMS Sample Matrix Spike <br />Radium 226 <br />22 pCi/L <br />Lab ID: C15090204-001FMSD Sample Matnx Spike Duplicate <br />Radium 226 <br />17 pCi/L <br />Run: G5000W_150914B <br />86 80 120 <br />Run: G5000W_150914B <br />Run: G5000W_150914B <br />106 70 130 <br />Run: G5000W_150914B <br />80 70 130 <br />Batch: RA226-7826 <br />09/22/15 06:49 <br />09/22/15 06:49 <br />U <br />09/22/15 06:50 <br />09/22/15 06:50 <br />27 49.3 <br />Qualifiers: <br />RL - Analyte reporting limit <br />MDC - Minimum detectable concentration <br />ND - Not detected at the reporting limit <br />U - Not detected at minimum detectable concentration <br />Page 22 of 31 <br />