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www.etwm4ab.com Helena.MT 877472-0711 -Billings,MT 801-735-4480-Casper,WY 888-235-0515 <br /> n I slExradCY�raStaa rai3t Gillette,WY 866-686-7175-Rapid City,SD 888-672-1225-College Station,T%888-690-2218 <br /> QA/QC Summary Report <br /> Prepared by Casper, WY Branch <br /> Client: Cotter Corporation Report Date: 06/02/14 <br /> Project: Schwartz-SW 5/1/14 S27472 thru S27475 and S27467 Work Order: C14050155 <br /> Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E300.0 Analytical Run: IC2-C_140507A <br /> Lab ID: CCV-050714-04 2 Continuing Calibration Verification Standard 05/07/14 23:16 <br /> Chloride 9.67 mg/L 1.0 97 90 110 <br /> Sulfate 39.3 mg/L 1.0 98 90 110 <br /> Method: E300.0 Batch: R186288 <br /> Lab ID: ICB 2 Method Blank Run: IC2-C_140507A 05/07/14 10:01 <br /> Chloride ND mg/L 0.01 <br /> Sulfate 0.1 mg/L 0.03 <br /> Lab ID: LFB-050714 2 Laboratory Fortified Blank Run: IC2-C_140507A 05/07/14 11:04 <br /> Chloride 9.60 mg/L 1.0 96 90 110 <br /> Sulfate 39.2 mg/L 1.0 98 90 110 <br /> Lab ID: C14050151-001AMS 2 Sample Matrix Spike Run: IC2-C_140507A 05/08/14 00:08 <br /> Chloride 14.5 mg/L 1.0 107 90 110 <br /> Sulfate 80.1 mg/L 1.0 107 90 110 <br /> Lab ID: C14050151-001AMSD 2 Sample Matrix Spike Duplicate Run: IC2-C_140507A 05/08/14 00:43 <br /> Chloride 14.7 mg/L 1.0 109 90 110 1.8 20 <br /> Sulfate 81.3 mg/L 1.0 110 90 110 1.5 20 <br /> -Matrix spike recoveries outside the acceptance range are considered matrix-related. <br /> Qualifiers: <br /> RL-Analyte reporting limit. ND-Not detected at the reporting limit. <br /> MDC-Minimum detectable concentration <br /> Page 23 of 35 <br />