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• www.enudab.com Helena,Ni 877472-0711 •Billings,MY B00-7354489•Casper,WY 888-235-8515 <br /> �doci 1 Gillette,WY 888-888-7175•Rapid City,SO 888-672-1225•College Station,TX 888490-2218 <br /> QA/QC Summary Report <br /> Prepared by Casper, WY Branch <br /> Client: Cotter Corporation Report Date: 07/29/14 <br /> Project: Schwartz -GW 07/03/14 S27602 Work Order: C14070210 <br /> Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E300.0 Analytical Run: IC1-C_140709A <br /> Lab ID: CCV-070914-02 2 Continuing Calibration Verification Standard 07/09/14 20:13 <br /> Chloride 9.75 mg/L 1.0 97 90 110 <br /> Sulfate 39.4 mg/L 1.0 98 90 110 <br /> Method: E300.0 Batch: R188469 <br /> Lab ID: ICB 2 Method Blank Run: IC1-C 140709A 07/09/14 15:52 <br /> Chloride ND mg/L 0.04 <br /> Sulfate 0.2 mg/L 0.1 <br /> Lab ID: LFB-070914-01 2 Laboratory Fortified Blank Run: IC1-C_140709A 07/09/14 16:09 <br /> Chloride 10.1 mg/L 1.0 101 90 110 <br /> Sulfate 40.7 mg/L 1.0 101 90 110 <br /> Lab ID: C14070197-010BMS 2 Sample Matrix Spike Run: IC1-C_140709A 07/09/14 21:06 <br /> Chloride 10.4 mg/L 1.0 104 90 110 <br /> Sulfate 41.5 mg/L 1.0 103 90 110 <br /> Lab ID: C14070197-010BMSD 2 Sample Matrix Spike Duplicate Run: IC1-C_140709A 07/09/14 21:23 <br /> Chloride 10.3 mg/L 1.0 103 90 110 0.8 20 <br /> Sulfate 41.1 mg/L 1.0 102 90 110 0.8 20 <br /> Qualifiers: <br /> RL-Analyte reporting limit. ND-Not detected at the reporting limit. <br /> MDC-Minimum detectable concentration <br /> Page 9 of 14 <br />