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- www.vweab.com Helena, MT 877- 472 -0711 - Billings, WT 800 - 735 -489 - Casper, WY 888- 235 -0515 <br />Emb.Sk' 1152 ) Gillette, WY 866 -686 -7175 - Rapid City, SD 888- 672 -1225 - College Station, TX 888- 690 -2218 <br />QA /QC Summary Report <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation <br />E200.7 <br />Report Date: <br />08/08/13 <br />Project: Schwartz -GW 7/10/13 <br />S27017 <br />2 Method Blank <br />Work Order: <br />013070431 <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 />ND mg /L <br />0.004 <br />Analytical Run: ICP4- C_130717A <br />Sample ID: ICV <br />2 Initial Calibration Verification Standard <br />LCS3 -38275 <br />2 Laboratory Control Sample <br />07/17/13 11:57 <br />Aluminum <br />4.86 mg /L <br />0.10 <br />97 <br />95 <br />105 <br />101 <br />Iron <br />4.99 mg /L <br />0.030 <br />100 <br />95 <br />105 <br />99 <br />Sample ID: ICSA <br />2 Interference Check Sample A <br />Sample ID: <br />C13070432- 008AMS3 <br />2 Sample Matrix Spike <br />07/17/13 12:11 <br />Aluminum <br />470 mg /L <br />0.10 <br />94 <br />80 <br />120 <br />102 <br />Iron <br />176 mg /L <br />0.030 <br />88 <br />80 <br />120 <br />100 <br />Sample ID: ICSAB <br />2 Interference Check Sample AB <br />Sample ID: <br />C13070432- 008AMSD3 <br />2 Sample Matrix Spike Duplicate <br />07/17/13 12:15 <br />Aluminum <br />473 mg /L <br />0.10 <br />95 <br />80 <br />120 <br />94 <br />Iron <br />177 mg /L <br />0.030 <br />89 <br />80 <br />120 <br />93 <br />Method: <br />E200.7 <br />Batch: 38275 <br />Sample ID: <br />MB -38275 <br />2 Method Blank <br />Run: ICP4- C_130717A <br />07/17/13 22:07 <br />Aluminum <br />ND mg /L <br />0.01 <br />Iron <br />ND mg /L <br />0.004 <br />Sample ID: <br />LCS3 -38275 <br />2 Laboratory Control Sample <br />Run: ICP4- C_130717A <br />07/17/13 22:11 <br />Aluminum <br />2.51 mg /L <br />0.030 <br />101 <br />85 115 <br />Iron <br />2.48 mg /L <br />0.030 <br />99 <br />85 115 <br />Sample ID: <br />C13070432- 008AMS3 <br />2 Sample Matrix Spike <br />Run: ICP4- C_130717A <br />07/17/13 22:36 <br />Aluminum <br />2.59 mg /L <br />0.030 <br />102 <br />70 130 <br />Iron <br />2.50 mg /L <br />0.030 <br />100 <br />70 130 <br />Sample ID: <br />C13070432- 008AMSD3 <br />2 Sample Matrix Spike Duplicate <br />Run: ICP4- C_130717A <br />07/17/13 22:40 <br />Aluminum <br />2.40 mg /L <br />0.030 <br />94 <br />70 130 7.9 <br />20 <br />Iron <br />2.32 mg /L <br />0.030 <br />93 <br />70 130 7.4 <br />20 <br />Qualifiers: <br />RL - Analyte reporting limit. ND - Not detected at the reporting limit. <br />MDC - Minimum detectable concentration <br />Page 7 of 20 <br />