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www.energylab.com Helena,Ali 877-472-0711 •Billings,MIT 600-735-4489•Casper,WY 888-235-0515 <br /> Aut,*l6aartW=Sfiee 195? Gillette,WY 866-666-7175•Rapid City,SG 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: 04/28/14 <br /> Project: Schwartz GW 04/09/14 S27455, S27457 Work Order: C14040376 <br /> Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E353.2 Analytical Run:SUB-B222574 <br /> Lab ID: ICV Initial Calibration Verification Standard 04/22/14 15:32 <br /> Nitrogen,Nitrate+Nitrite as N 15.2 mg/L 0.060 105 90 110 <br /> Method: E353.2 Batch:B_R222574 <br /> Lab ID: MBLK Method Blank Run:SUB-B222574 04/22/14 15:33 <br /> Nitrogen,Nitrate+Nitrite as N ND mg/L 0.004 <br /> Lab ID: LFB Laboratory Fortified Blank Run:SUB-B222574 04/22/14 15:35 <br /> Nitrogen,Nitrate+Nitrite as N 0.987 mg/L 0.010 99 90 110 <br /> Lab ID: B14041406-008CMS Sample Matrix Spike Run:SUB-B222574 04/22/14 15:57 <br /> Nitrogen,Nitrate+Nitrite as N 0.957 mg/L 0.010 92 90 110 <br /> Lab ID: B14041406-008CMSD Sample Matrix Spike Duplicate Run:SUB-B222574 04/22/14 15:58 <br /> Nitrogen,Nitrate+Nitrite as N 0.952 mg/L 0.010 91 90 110 0.5 10 <br /> Qualifiers: <br /> RL-Analyte reporting limit. ND-Not detected at the reporting limit. <br /> MDC-Minimum detectable concentration <br /> Page 18 of 26 <br />