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• www.mrdab.com Helena,MT 877472-0711 •Billings,W 800-735-4489•Casper,WY OW235-0515 <br /> ®w koty"Ekshmrae A"1952 f Gillette,WY 866-686-7175•Rapid City,SD 886-672-1225•College Station,TX 888-690-2218 <br /> LABORATORY ANALYTICAL REPORT <br /> Prepared by Casper, WY Branch <br /> Client: Cotter Corporation Report Date: 07/03/14 <br /> Project: Schwartz GW 06/06/14 S27541 Collection Date: 06/06/14 11:30 <br /> Lab ID: C14060289-002 DateReceived: 06/09/14 <br /> Client Sample ID: Mine Refill (S27541) Matrix: Aqueous <br /> MCL/ <br /> Analyses Result Units Qualifiers RL QCL Method Analysis Date/By <br /> RADIONUCLIDES-DISSOLVED <br /> Radium 226 201 pCi/L E903.0 06/17/14 11:03/Imc <br /> Radium 226 precision(±) 2.7 pCi/L E903.0 06/17/14 11:03/Imc <br /> Radium 226 MDC 0.14 pCi/L E903.0 06/17/14 11:03/Imc <br /> RADIONUCLIDES-TOTAL <br /> Gross Alpha 5000 pCi/L E900.0 06/17/14 23:51 /Ibb <br /> Gross Alpha precision(±) 62.4 pCi/L E900.0 06/17/14 23:51 /Ibb <br /> Gross Alpha MDC 12.4 pCi/L E900.0 06/17/14 23:51 /Ibb <br /> Gross Beta 1410 pCi/L E900.0 06/17/14 23:51 /Ibb <br /> Gross Beta precision(±) 26.6 pCi/L E900.0 06/17/14 23:51 /Ibb <br /> Gross Beta MDC 14.8 pCi/L E900.0 06/17/14 23:51 /Ibb <br /> DATA QUALITY <br /> A/C Balance(±5) -0.12 % A1030 E 06/30/14 09:04/kbh <br /> Anions 44.4 meq/L A1030 E 06/30/14 09:04/kbh <br /> Cations 44.3 meq/L A1030 E 06/30/14 09:04/kbh <br /> Solids,Total Dissolved Calculated 2700 mg/L A1030 E 06/30/14 09:04/kbh <br /> TDS Balance(0.80- 1.20) 1.01 A1030 E 06/30/14 09:04/kbh <br /> Report RL-Analyte reporting limit. MCL-Maximum contaminant level. <br /> Definitions: QCL-Quality control limit. ND-Not detected at the reporting limit. <br /> MDC-Minimum detectable concentration <br /> Page 5 of 29 <br />