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• www.emdab.com Helena,MT 877-472-0711 •Billings,MY 800-7354482•Casper,WY 888-235-0515 <br /> - As~E=*=Sbw IZ2 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: 07/11/14 <br /> Project: Schwartz-GW 6/16/14 S27576 Work Order: C14060740 <br /> Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E300.0 Analytical Run: IC2-C_140620A <br /> Lab ID: CCV-062314-02 2 Continuing Calibration Verification Standard 06/20/14 14:44 <br /> Chloride 9.83 mg/L 1.0 98 90 110 <br /> Sulfate 39.7 mg/L 1.0 99 90 110 <br /> Method: E300.0 Batch: R187787 <br /> Lab ID: ICB 2 Method Blank Run: IC2-C_140620A 06/20/14 10:23 <br /> Chloride ND mg/L 0.01 <br /> Sulfate 0.1 mg/L 0.03 <br /> Lab ID: LFB-062314 2 Laboratory Fortified Blank Run: IC2-C_140620A O6/20/14 10:40 <br /> Chloride 9.99 mg/L 1.0 100 90 110 <br /> Sulfate 40.4 mg/L 1.0 101 90 110 <br /> Lab ID: C14060728-004AMS 2 Sample Matrix Spike Run: IC2-C_140620A 06/20/14 15:37 <br /> Chloride 187 mg/L 1.0 103 90 110 <br /> Sulfate 2340 mg/L 4.2 90 110 A <br /> Lab ID: C14060728-004AMSD 2 Sample Matrix Spike Duplicate Run: IC2-C_140620A 06/20/14 15:54 <br /> Chloride 190 mg/L 1.0 106 90 110 1.5 20 <br /> Sulfate 2360 mg/L 4.2 90 110 0.9 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 8 of 13 <br />