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gumnwww.energylab.com Helena,MT S77-472-0711 -Billings,MT OOD-735-4480-Casper,WY 888-235-0515 <br /> Auh1*f EW&Nwa Mu 1.02 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 Report Date: 04/28/14 <br /> Project: Schwartz GW 04/09/14 S27455, S27457 Work Order: C14040376 <br /> Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E200.8 Analytical Run: ICPMS4-C_140417A <br /> Lab ID: ICV 6 Initial Calibration Verification Standard 04/17/14 13:39 <br /> Arsenic 0.0489 mg/L 0.0010 98 90 110 <br /> Barium 0.0477 mg/L 0.0010 95 90 110 <br /> Iron 1.01 mg/L 0.0010 101 90 110 <br /> Manganese 0.0506 mg/L 0.0010 101 90 110 <br /> Molybdenum 0.0495 mg/L 0.0010 99 90 110 <br /> Uranium 0.0490 mg/L 0.00030 98 90 110 <br /> Method: E200.8 Batch:R185629 <br /> Lab iD: LRB 6 Method Blank Run: ICPMS4-C 140417A 04/17/14 14:43 <br /> Arsenic ND mg/L 5E-05 <br /> Barium ND mg/L 7E-05 <br /> Iron 0.001 mg/L 0.0006 <br /> Manganese ND mg/L 3E-05 <br /> Molybdenum ND mg/L 3E-05 <br /> Uranium ND mg/L 9E-06 <br /> Lab ID: LFB 6 Laboratory Fortified Blank Run: ICPMS4-C_140417A 04/17/14 14:47 <br /> Arsenic 0.0479 mg/L 0.0010 96 85 115 <br /> Barium 0.0494 mg/L 0.0010 99 85 115 <br /> Iron 1.28 mg/L 0.0010 103 85 115 <br /> Manganese 0.0530 mg/L 0.0010 106 85 115 <br /> Molybdenum 0.0523 mg/L 0.0010 105 85 115 <br /> Uranium 0.0515 mg/L 0.00030 103 85 115 <br /> Lab ID: C14040376-001BMS4 6 Sample Matrix Spike Run: ICPMS4-C_140417A 04/18/14 09:23 <br /> Arsenic 0.118 mg/L 0.0010 106 70 130 <br /> Barium 0.142 mg/L 0.050 116 70 130 <br /> Iron 9.31 mg/L 0.030 89 70 130 <br /> Manganese 2.77 mg/L 0.0010 70 130 A <br /> Molybdenum 0.527 mg/L 0.0010 127 70 130 <br /> Uranium 5.28 mg/L 0.00030 70 130 A <br /> Lab ID: C14040376-001 BMSD 6 Sample Matrix Spike Duplicate Run: ICPMS4-C_140417A 04/18/14 09:27 <br /> Arsenic 0.122 mg/L 0.0010 110 70 130 3.2 20 <br /> Barium 0.134 mg/L 0.050 108 70 130 5.8 20 <br /> Iron 9.88 mg/L 0.030 111 70 130 5.9 20 <br /> Manganese 2.62 mg/L 0.0010 70 130 5.9 20 A <br /> Molybdenum 0.505 mg/L 0.0010 105 70 130 4.3 20 <br /> Uranium 4.97 mg/L 0.00030 70 130 6.1 20 A <br /> Qualifiers: <br /> RL-Analyte reporting limit. A-The analyte level was greater than four times the spike level. In <br /> accordance with the method%recovery is not calculated. <br /> ND-Not detected at the reporting limit. MDC-Minimum detectable concentration <br /> Page 15 of 26 <br />