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• " www enerZ1ab.com Helena,MT 877 4724711 •Billings,MT 801-735-4489 a Casper,WY 868-235-0515 <br /> �aNrttralExcarml"'asmc'19tu 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: 06/02/14 <br /> Project: Schwartz-SW 5/1/14 S27472 thru S27475 and S27467 Work Order: C14050155 <br /> Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E200.8 Analytical Run: ICPMS2-C_140509A <br /> Lab ID: ICV 7 Initial Calibration Verification Standard 05/09/14 13:03 <br /> Antimony 0.0535 mg/L 0.0010 107 90 110 <br /> Arsenic 0.0511 mg/L 0.0010 102 90 110 <br /> Copper 0.0511 mg/L 0.0010 102 90 110 <br /> Lead 0.0510 mg/L 0.0010 102 90 110 <br /> Silver 0.0203 mg/L 0.0010 102 90 110 <br /> Thallium 0.0503 mg/L 0.0010 101 90 110 <br /> Uranium 0.0494 mg/L 0.00030 99 90 110 <br /> Method: E200.8 Batch:41320 <br /> Lab ID: C14050155-005DMS3 7 Sample Matrix Spike Run: ICPMS2-C_140509A 05/09/14 17:26 <br /> Antimony 0.588 mg/L 0.0010 118 70 130 <br /> Arsenic 0.494 mg/L 0.0010 99 70 130 <br /> Copper 0.467 mg/L 0.0050 93 70 130 <br /> Lead 0.519 mg/L 0.0010 104 70 130 <br /> Silver 0.0473 mg/L 0.0010 95 70 130 <br /> Thallium 0.460 mg/L 0.00050 92 70 130 <br /> Uranium 0.586 mg/L 0.00030 109 70 130 <br /> Lab ID: C14050155-005DMSD 7 Sample Matrix Spike Duplicate Run: ICPMS2-C_140509A 05/09/14 17:29 <br /> Antimony 0.584 mg/L 0.0010 117 70 130 0.6 20 <br /> Arsenic 0.494 mg/L 0.0010 99 70 130 0.1 20 <br /> Copper 0.466 mg/L 0.0050 93 70 130 0.2 20 <br /> Lead 0.518 mg/L 0.0010 104 70 130 0.1 20 <br /> Silver 0.0473 mg/L 0.0010 95 70 130 0.2 20 <br /> Thallium 0.459 mg/L 0.00050 92 70 130 0.2 20 <br /> Uranium 0.587 mg/L 0.00030 109 70 130 0.1 20 <br /> Lab ID: MB-41320 7 Method Blank Run: ICPMS2-C 140509A 05/09/14 16:27 <br /> Antimony 0.0007 mg/L 0.0002 <br /> Arsenic 0.0007 mg/L 0.0003 <br /> Copper ND mg/L 0.0004 <br /> Lead 0.0002 mg/L 3E-05 <br /> Silver 6E-05 mg/L 2E-05 <br /> Thallium ND mg/L 0.0001 <br /> Uranium 3E-05 mg/L 9E-06 <br /> Lab ID: LCS3-41320 7 Laboratory Control Sample Run: ICPMS2-C_140509A 05/09/14 16:30 <br /> Antimony 0.577 mg/L 0.0010 115 85 115 <br /> Arsenic 0.496 mg/L 0.0010 99 85 115 <br /> Copper 0.497 mg/L 0.0050 99 85 115 <br /> Lead 0.521 mg/L 0.0010 104 85 115 <br /> Silver 0.0482 mg/L 0.0010 96 85 115 <br /> Thallium 0.442 mg/L 0.00050 88 85 115 <br /> Uranium 0.526 mg/L 0.00030 105 85 115 <br /> Qualifiers: <br /> RL-Analyte reporting limit. ND-Not detected at the reporting limit. <br /> MDC-Minimum detectable concentration <br /> Page 20 of 35 <br />