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• www.enerdab.com Helena,MT 877-472-0711 •Blllings,UT B00-735-4409•Casper,WY SM235-0515 <br /> } AN*ftdE=&1M0 Xwt 1152 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: 07/03/14 <br /> Project: Schwartz-GW 6/19/14 S27586, S27587 Work Order: C14060762 <br /> Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E200.8 Analytical Run: ICPMS2-C_140625A <br /> Lab ID: ICV 6 Initial Calibration Verification Standard 06/25/14 14:35 <br /> Aluminum 0.0535 mg/L 0.0010 107 90 110 <br /> Antimony 0.0496 mg/L 0.0010 99 90 110 <br /> Arsenic 0.0498 mg/L 0.0010 100 90 110 <br /> Lead 0.0506 mg/L 0.0010 101 90 110 <br /> Silver 0.0210 mg/L 0.0010 105 90 110 <br /> Zinc 0.0522 mg/L 0.0010 104 90 110 <br /> Method: E200.8 Batch:41764 <br /> Lab ID: MB-41764 6 Method Blank Run: ICPMS2-C 140625A 06/25/14 18:26 <br /> Aluminum 0.001 mg/L 0.0005 <br /> Antimony ND mg/L 0.0002 <br /> Arsenic ND mg/L 0.0003 <br /> Lead ND mg/L 3E-05 <br /> Silver ND mg/L 2E-05 <br /> Zinc ND mg/L 0.0005 <br /> Lab ID: LCS3-41764 6 Laboratory Control Sample Run: ICPMS2-C_140625A 06/25/14 18:29 <br /> Aluminum 2.51 mg/L 0.030 101 85 115 <br /> Antimony 0.515 mg/L 0.0010 103 85 115 <br /> Arsenic 0.458 mg/L 0.0010 92 85 115 <br /> Lead 0.496 mg/L 0.0010 99 85 115 <br /> Silver 0.0467 mg/L 0.0010 93 85 115 <br /> Zinc 0.458 mg/L 0.010 92 85 115 <br /> Lab ID: C14060770-001AMS3 6 Sample Matrix Spike Run: ICPMS2-C_140625A 06/25/14 18:38 <br /> Aluminum 2.83 mg/L 0.030 94 70 130 <br /> Antimony 0.506 mg/L 0.0010 101 70 130 <br /> Arsenic 0.428 mg/L 0.0010 85 70 130 <br /> Lead 0.454 mg/L 0.0010 91 70 130 <br /> Silver 0.0411 mg/L 0.0010 81 70 130 <br /> Zinc 0.435 mg/L 0.010 76 70 130 <br /> Lab ID: C14060770-001AMSD 6 Sample Matrix Spike Duplicate Run: ICPMS2-C_140625A 06/25/14 18:41 <br /> Aluminum 3.05 mg/L 0.030 103 70 130 7.4 20 <br /> Antimony 0.505 mg/L 0.0010 101 70 130 0.2 20 <br /> Arsenic 0.454 mg/L 0.0010 91 70 130 6.0 20 <br /> Lead 0.494 mg/L 0.0010 98 70 130 8.4 20 <br /> Silver 0.0451 mg/L 0.0010 89 70 130 9.4 20 <br /> Zinc 0.457 mg/L 0.010 80 70 130 5.0 20 <br /> Qualifiers: <br /> RL-Analyte reporting limit. ND-Not detected at the reporting limit. <br /> MDC-Minimum detectable concentration <br /> Page 14 of 29 <br />