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• wwwenergSrlab.com Helena,NT 877-472-0711 •Billings,MST 800-735-4489•Casper,WY 888-235-0515 <br /> ArrarytlalEra rMv=Not Hsi 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: 05/13/14 <br /> Project: Schwartz-GW 4/23/14 S27445 Work Order: C14040728 <br /> Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E300.0 Analytical Run: IC2-C_140509B <br /> Lab ID: CCV-050914-02 2 Continuing Calibration Verification Standard 05/09/14 20:11 <br /> Chloride 9.79 mg/L 1.0 98 90 110 <br /> Sulfate 39.3 mg/L 1.0 98 90 110 <br /> Method: E300.0 Batch: R186408 <br /> Lab ID: ICB 2 Method Blank Run: IC2-C 140509B 05/09/14 15:50 <br /> Chloride ND mg/L 0.01 <br /> Sulfate 0.10 mg/L 0.03 <br /> Lab ID: LFB-050914 2 Laboratory Fortified Blank Run: IC2-C_140509B 05/09/14 16:07 <br /> Chloride 9.98 mg/L 1.0 100 90 110 <br /> Sulfate 40.1 mg/L 1.0 100 90 110 <br /> Lab ID: C14050261-004AMS 2 Sample Matrix Spike Run: IC2-C_140509B 05/09/14 21:03 <br /> Chloride 4990 mg/L 52 99 90 110 <br /> Sulfate 19600 mg/L 210 98 90 110 <br /> Lab ID: C14050261-004AMSD 2 Sample Matrix Spike Duplicate Run: IC2-C_140509B 05/09/14 21:21 <br /> Chloride 5030 mg/L 52 99 90 110 0.8 20 <br /> Sulfate 19700 mg/L 210 99 90 110 0.7 20 <br /> Qualifiers: <br /> RL-Analyte reporting limit. ND-Not detected at the reporting limit. <br /> MDC-Minimum detectable concentration <br /> Page 13 of 20 <br />