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www.ewgylab.com Helena,NT 677-472-0711 •Billings,W 800-735-4409•Casper,WY 888-235-0515 <br /> -M J <br /> • - A FruAlrucaS7ace1 <br /> Gillette,WY 886-888-1175•Rapid City,So 888-612-1225•College Station,TX 888-890-2218 <br /> QA/QC Summary Report <br /> Prepared by Casper, WY Branch <br /> Client: Cotter Corporation Report Date: 10/23/14 <br /> Project: Schwartz-SW 10/1/14 S27707 Work Order: C14100098 <br /> Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E903.0 Batch:RA226-7398 <br /> Lab ID: LCS-RA226-7398 Laboratory Control Sample Run:BERTHOLD 770-1_141003A 10/14/14 09:50 <br /> Radium 226 14 pCi/L 127 80 120 S <br /> -LCS response is outside of the acceptance range for this analysis. Since the MB,MS,and MSD are acceptable the batch is approved. <br /> Lab ID: MB-RA226-7398 3 Method Blank Run:BERTHOLD 770-1 141003A 10/14/14 09:50 <br /> Radium 226 0.02 pCi/L U <br /> Radium 226 precision(±) 0.09 pCi/L <br /> Radium 226 MDC 0.2 pCi/L <br /> Lab ID: C14100038-002CMS Sample Matrix Spike Run:BERTHOLD 770-1_141003A 10/14/14 09:50 <br /> Radium 226 29 pCi/L 127 70 130 <br /> Lab ID: C14100038-002CMSD Sample Matrix Spike Duplicate Run: BERTHOLD 770-1_141003A 10/14/14 09:50 <br /> Radium 226 27 pCi/L 119 70 130 6.6 19.7 <br /> Method: E903.0 Batch:RA226-7399R <br /> Lab ID: LCS-RA226-7399 Laboratory Control Sample Run:G5000W_141006B 10/20/14 12:13 <br /> Radium 226 13 pCi/L 113 80 120 <br /> Lab ID: MB-RA226-7399 3 Method Blank Run:G5000W_141006B 10/20/14 12:13 <br /> Radium 226 0.08 pCi/L U <br /> Radium 226 precision(±) 0.2 pCi/L <br /> Radium 226 MDC 0.3 pCi/L <br /> Lab ID: C14100073-001DMS Sample Matrix Spike Run:G5000W_141006B 10/20/14 12:13 <br /> Radium 226 26 pCi/L 111 70 130 <br /> Lab ID: C14100073-001 DMSD Sample Matrix Spike Duplicate Run:G5000W_141006B 10/20/14 12:13 <br /> Radium 226 26 pCi/L 109 70 130 1.9 21.9 <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 /> Panp 90 of 94 <br />