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www.e wiDleb.com Helena, MT 877472-07111 - Billings, MT 800 - 735 -4488 - Casper, WY 888- 235 -8515 <br />- Sr =1W Giliatte, WY 866-886 -7175 - Rapid City, SD 888- 672 -1225 - College Station, TX 888 -680 -2218 <br />QA /QC Summary Report <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation Report Date: 10/24/13 <br />Project: Schwartz GW 9/25/13 S27178 & S27179 Work Order: 013091022 <br />Analyte Count Result Units RL ° /.REC Low Limit High Limit RPD RPDLimit Qual <br />Method: E200.7 <br />477 <br />mg /L <br />459 <br />mg /L <br />176 <br />Analytical Run ICP4- C_131001A <br />Sample ID: ICV <br />8 Initial Calibration Verification Standard <br />-00133 <br />mg /L <br />10/01/13 11:56 <br />Aluminum <br />4.94 <br />mg /L <br />0.10 <br />99 <br />95 <br />105 <br />Calcium <br />50.3 <br />mg /L <br />0.50 <br />101 <br />95 <br />105 <br />Iron <br />5.03 <br />mg /L <br />0.030 <br />101 <br />95 <br />105 <br />Magnesium <br />50.2 <br />mg /L <br />0.50 <br />100 <br />95 <br />105 <br />Manganese <br />4.85 <br />mg /L <br />0.010 <br />97 <br />95 <br />105 <br />Molybdenum <br />0.976 <br />mg /L <br />0.10 <br />98 <br />95 <br />105 <br />Sodium <br />50.5 <br />mg /L <br />0.50 <br />101 <br />95 <br />105 <br />Zinc <br />0.965 <br />mg /L <br />0.010 <br />96 <br />95 <br />105 <br />Sample ID: ICSA <br />Aluminum <br />Calcium <br />Iron <br />Magnesium <br />Manganese <br />Molybdenum <br />Sodium <br />Zinc <br />Sample ID: ICSAB <br />Aluminum <br />Calcium <br />Iron <br />Magnesium <br />Manganese <br />Molybdenum <br />Sodium <br />Zinc <br />8 Interference Check Sample A <br />477 <br />mg /L <br />459 <br />mg /L <br />176 <br />mg /L <br />499 <br />mg /L <br />-00133 <br />mg /L <br />0.000120 <br />mg /L <br />0.0185 <br />mg /L <br />0.000220 <br />mg /L <br />8 Interference Check Sample AB <br />487 <br />mg /L <br />462 <br />mg /L <br />177 <br />mg /L <br />503 <br />mg /L <br />0.431 <br />mg /L <br />- 0.00743 <br />mg /L <br />0.138 <br />mg /L <br />0.837 <br />mg /L <br />0.10 <br />0.50 <br />0.030 <br />0.50 <br />0.010 <br />0.10 <br />0.50 <br />0.010 <br />0.10 <br />0.50 <br />0.030 <br />0.50 <br />0.010 <br />0.10 <br />0.50 <br />0.010 <br />95 <br />80 <br />120 <br />92 <br />80 <br />120 <br />88 <br />80 <br />120 <br />100 <br />80 <br />120 <br />97 <br />80 <br />120 <br />92 <br />80 <br />120 <br />89 <br />80 <br />120 <br />101 <br />80 <br />120 <br />86 <br />80 <br />120 <br />84 <br />80 <br />120 <br />10/01/13 12:10 <br />10/01/13 12:14 <br />Method: E200.7 <br />Batch: R179034 <br />Sample ID: MB- 131001A 8 <br />Method Blank <br />Run: ICP4- C_131001A 10/01/13 12:33 <br />Aluminum <br />ND <br />mg /L <br />0.009 <br />Calcium <br />ND <br />mg /L <br />0.02 <br />Iron <br />ND <br />mg /L <br />0.002 <br />Magnesium <br />0.04 <br />mg /L <br />0.01 <br />Manganese <br />ND <br />mg /L <br />0.0010 <br />Molybdenum <br />ND <br />mg /L <br />0.003 <br />Sodium <br />ND <br />mg /L <br />0.2 <br />Zinc <br />ND <br />mg /L <br />0.001 <br />Sample ID: LFB- 131001A 8 <br />Laboratory Fortified Blank <br />Run: ICP4- C_131001A 10/01/13 12:37 <br />Aluminum <br />0.936 <br />mg /L <br />0.10 <br />94 <br />85 115 <br />Calcium <br />47.5 <br />mg /L <br />0.50 <br />95 <br />85 115 <br />Iron <br />0.958 <br />mg /L <br />0.030 <br />96 <br />85 115 <br />Magnesium <br />47.5 <br />mg /L <br />0.50 <br />95 <br />85 115 <br />Qualifiers: <br />RL - Analyte reporting limit. <br />ND <br />- Not detected at the reporting limit. <br />MDC - Minimum detectable concentration <br />Page 9 of 26 <br />