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• - www.enuvlsb.com Helena,MT 877-472-0711 •Billings,MT 800-7354409•Casper,WY 888-235-0515 <br /> �"', 'x•Sb-1Y9 Gillette,WY 866-686-7175•Rapid City,SO 886-672-1225•College Station,TX SM600-2218 <br /> QA/QC Summary Report <br /> Prepared by Casper, WY Branch <br /> Client: Cotter Corporation Report Date: 08/21/14 <br /> Project: Schwartz-GW 7/31/14 S27613 Work Order: C14080021 <br /> Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E300.0 Analytical Run: IC2-C_140804A <br /> Lab ID: CCV-80414-2 2 Continuing Calibration Verification Standard 08/04/14 17:22 <br /> Chloride 9.76 mg/L 1.0 98 90 110 <br /> Sulfate 38.9 mg/L 1.0 97 90 110 <br /> Method: E300.0 Batch: R189452 <br /> Lab ID: ICB 2 Method Blank Run: IC2-C 140804A 08/04/14 13:01 <br /> Chloride ND mg/L 0.01 <br /> Sulfate 0.1 mg/L 0.03 <br /> Lab ID: LFB-80414-1 2 Laboratory Fortified Blank Run: IC2-C_140804A 08/04/14 13:18 <br /> Chloride 9.91 mg/L 1.0 99 90 110 <br /> Sulfate 39.4 mg/L 1.0 98 90 110 <br /> Lab ID: C14080014-007AMS 2 Sample Matrix Spike Run: IC2-C_140804A 08/04/14 18:14 <br /> Chloride 1730 mg/L 10 102 90 110 <br /> Sulfate 9030 mg/L 42 101 90 110 <br /> Lab ID: C14080014-007AMSD 2 Sample Matrix Spike Duplicate Run: IC2-C_140804A 08/04/14 18:31 <br /> Chloride 1750 mg/L 10 104 90 110 1.1 20 <br /> Sulfate 9120 mg/L 42 103 90 110 0.9 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 />