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E www.enerdab.com Helena, MT 877- 472 -0711 • Billings, W 600- 735 -4489 • Casper, WY 888- 235 -0515 <br />} AU0*al EXv&Y v'SA= 1832 Gillette, WY 866 -686 -7175 • Rapid City, SD 886 -672 -1225 • College Station, TX 888- 690 -2218 <br />QA /QC Summary Report <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation <br />Project: Schwartz -GW 9/4/14 S27662 <br />Analyte Count Result Units <br />Method: E200.7 <br />Report Date: 09/24/14 <br />Work Order: 014090228 <br />RL %REC Low Limit High Limit RPD RPDLimit Qual <br />Analytical Run: ICP4- C_140910A <br />Lab ID: ICV 5 Initial Calibration Verification Standard 09/10/14 14:14 <br />Barium <br />95 <br />0.971 mg /L <br />0.10 <br />Iron <br />105 <br />4.90 mg /L <br />0.030 <br />Manganese <br />98 <br />4.78 mg /L <br />0.010 <br />Molybdenum <br />95 <br />0.979 mg /L <br />0.10 <br />Uranium <br />85 <br />4.93 mg /L <br />1.0 <br />Lab ID: ICSA <br />5 <br />Interference Check Sample A <br />Barium <br />Run: ICP4 -C <br />0.000510 mg /L <br />0.10 <br />Iron <br />70 <br />176 mg /L <br />0.030 <br />Manganese <br />70 <br />0.000420 mg /L <br />0.010 <br />Molybdenum <br />70 <br />0.00510 mg /L <br />0.10 <br />Uranium <br />70 <br />0.0895 mg /L <br />1.0 <br />Lab ID: ICSAB <br />5 <br />Interference Check Sample AB <br />Barium <br />Run: ICP4 -C <br />0.455 mg /L <br />0.10 <br />Iron <br />70 <br />175 mg /L <br />0.030 <br />Manganese <br />70 <br />0.433 mg /L <br />0.010 <br />Molybdenum <br />70 <br />0.00225 mg /L <br />0.10 <br />Uranium <br />0.0802 mg /L <br />1.0 <br />Method: E200.7 <br />Lab ID: MB- 140910A <br />5 <br />Method Blank <br />Barium <br />ND mg /L <br />0.0004 <br />Iron <br />ND mg /L <br />0.005 <br />Manganese <br />ND mg /L <br />0.002 <br />Molybdenum <br />ND mg /L <br />0.007 <br />Uranium <br />ND mg /L <br />0.09 <br />Lab ID: LFB- 140910A <br />5 <br />Laboratory Fortified Blank <br />Barium <br />0.933 mg /L <br />0.10 <br />Iron <br />0.935 mg /L <br />0.030 <br />Manganese <br />0.908 mg /L <br />0.010 <br />Molybdenum <br />0.923 mg /L <br />0.10 <br />Uranium <br />4.69 mg /L <br />1.0 <br />Lab ID: C14090334- 001BMS2 <br />5 <br />Sample Matrix Spike <br />Barium <br />1.92 mg /L <br />0.050 <br />Iron <br />1.94 mg /L <br />0.030 <br />Manganese <br />1.89 mg /L <br />0.0031 <br />Molybdenum <br />1.90 mg /L <br />0.015 <br />Uranium <br />9.46 mg /L <br />0.17 <br />Lab ID: 014090334- 001BMSD <br />5 <br />Sample Matrix Spike Duplicate <br />Barium <br />1.95 mg /L <br />0.050 <br />Iron <br />1.96 mg /L <br />0.030 <br />Manganese <br />1.91 mg /L <br />0.0031 <br />Qualifiers: <br />RL - Analyte reporting limit. <br />MDC - Minimum detectable concentration <br />97 <br />95 <br />105 <br />98 <br />95 <br />105 <br />96 <br />95 <br />105 <br />98 <br />95 <br />105 <br />99 <br />95 <br />105 <br />09/10/14 14:28 <br />88 80 120 <br />09/10/14 14:32 <br />91 80 120 <br />87 80 120 <br />87 80 120 <br />Batch: R190960 <br />Run: ICP4 -C 140910A 09/10/1414:51 <br />ND - Not detected at the reporting limit. <br />Page 5 of 14 <br />Run: ICP4 -C <br />140910A <br />09/10/1414:55 <br />93 <br />85 <br />115 <br />94 <br />85 <br />115 <br />91 <br />85 <br />115 <br />92 <br />85 <br />115 <br />94 <br />85 <br />115 <br />Run: ICP4 -C <br />140910A <br />09/10/1418:30 <br />93 <br />70 <br />130 <br />94 <br />70 <br />130 <br />92 <br />70 <br />130 <br />93 <br />70 <br />130 <br />93 <br />70 <br />130 <br />Run: ICP4 -C <br />140910A <br />09/10/1418:34 <br />95 <br />70 <br />130 <br />1.6 20 <br />95 <br />70 <br />130 <br />1.0 20 <br />93 <br />70 <br />130 <br />0.7 20 <br />ND - Not detected at the reporting limit. <br />Page 5 of 14 <br />