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• - www.enudab.com Helena,W$77-472-0711 •Billings,MT B00-7354480 a Casper,WY 888-235-0515 <br /> } AntftW ' 'X..102 f Gillette,WY 866-666-7175•Rapid City,SO OBB-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: 06/13/14 <br /> Project: Schwartz-GW 5/16/14 S27488 Work Order: C14050560 <br /> Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E200.8 Analytical Run: ICPMS4-C_140612A <br /> Lab ID: ICV Initial Calibration Verification Standard 06/12/14 14:02 <br /> Arsenic 0.0498 mg/L 0.0010 100 90 110 <br /> Method: E200.8 Batch: R187501 <br /> Lab ID: LRB Method Blank Run: ICPMS4-C 140612A 06/12/14 14:45 <br /> Arsenic ND mg/L 5E-05 <br /> Lab ID: LFB-filtered Laboratory Fortified Blank Run: ICPMS4-C_140612A 06/12/14 14:49 <br /> Arsenic 0.0492 mg/L 0.0010 98 85 115 <br /> Lab ID: C14050560-001 BMS4 Sample Matrix Spike Run: ICPMS4-C_140612A 06/13/14 02:56 <br /> Arsenic 0.118 mg/L 0.0010 105 70 130 <br /> Lab ID: C14050560-001 BMSD Sample Matrix Spike Duplicate Run: ICPMS4-C_140612A 06/13/14 03:00 <br /> Arsenic 0.118 mg/L 0.0010 105 70 130 0.2 20 <br /> Qualifiers: <br /> RL-Analyte reporting limit. ND-Not detected at the reporting limit. <br /> MDC-Minimum detectable concentration <br /> Page 7 of 13 <br />