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WWW.energyla0.wm I Helena, MT 877- 472 -0711 • Billings, W 800 -735 -4489 • Casper, WY 888 -235 -0515 <br />Aaa�r &= rW J1 Gillette, WY 866 -686 -7175 - Rapid City, SO 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 />Report Date: <br />06/04/13 <br />Project: Schwartz SW 05/10/13 S26874 & S26875 & S26926 -S269 <br />Work Order: <br />C13050437 <br />[Analyte <br />Count Result Units <br />RL <br />° /.REC <br />Low Limit <br />High Limit RPD <br />RPDLimit Qual <br />Method: E200.7 <br />Analytical Run: ICP4- C_130520A <br />Sample ID: ICV <br />2 Initial Calibration Verification Standard <br />05/20/13 12:15 <br />Boron <br />1.02 mg /L <br />0.10 <br />102 <br />95 <br />105 <br />Iron <br />5.00 mg /L <br />0.030 <br />100 <br />95 <br />105 <br />Sample ID: ICSA <br />2 Interference Check Sample A <br />05/20/13 12:29 <br />Boron <br />0.0177 mg /L <br />0.10 <br />Iron <br />177 mg /L <br />0.030 <br />89 <br />80 <br />120 <br />Sample ID: ICSAB <br />2 Interference Check Sample AB <br />05/20/13 12:33 <br />Boron <br />0.0122 mg /L <br />0.10 <br />Iron <br />177 mg /L <br />0.030 <br />89 <br />80 <br />120 <br />Method: E200.7 <br />Sample ID: MB -37488 <br />Boron <br />Iron <br />Sample ID: LCS3 -37488 <br />Boron <br />I ron <br />2 Method Blank <br />ND mg /L <br />ND mg /L <br />2 Laboratory Control Sample <br />0.509 mg /L <br />2.58 mg /L <br />Sample ID: C13050418- 013BMS3 2 Sample Matrix Spike <br />Boron 31.2 mg /L <br />Iron 70.7 mg /L <br />0.003 <br />0.004 <br />0.050 102 <br />0.030 103 <br />0.050 <br />0.040 <br />Sample ID: C13050418- 013BMSD3 2 Sample Matrix Spike Duplicate <br />Boron 31.3 mg /L 0.050 <br />Iron 70.9 mg /L 0.040 <br />Qualifiers: <br />RL - Analyte reporting limit. <br />ND - Not detected at the reporting limit <br />Run: ICP4 -C 130520A <br />Run: ICP4- C_130520A <br />85 115 <br />85 115 <br />Run: ICP4- C_130520A <br />70 130 <br />70 130 <br />Run: ICP4- C_130520A <br />70 130 <br />70 130 <br />Batch: 37488 <br />05/20/13 14:59 <br />05/20/13 15:40 <br />05/20/13 16:13 <br />A <br />A <br />05/20/13 16:28 <br />0.4 20 A <br />0.3 20 A <br />A - The analyte level was greater than four times the spike level. In <br />accordance with the method % recovery is not calculated. <br />MDC - Minimum detectable concentration <br />Page 17 of 40 <br />