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• www.anergylab.com Helena, MT 877- 472 -0711 - Billings, MT 800 -735 -4469 - Casper, WY 888- 235 -8515 <br />Aw"kali. aAmp IM I Gillette, WY 866 -606 -1175 - Rapid City, SD 888 - 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: 07/12/13 <br />Project: Schwartz - GW 06/19/13 S27006 - S27007 Work Order: C13060719 1 <br />[Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br />Method: E353.2 Analytical Run: SUB- B207108 <br />Sample ID: ICV Initial Calibration Verification Standard 06/26/13 08:17 <br />Nitrogen, Nitrate +Nitrite as N 22.2 mg /L 0.060 102 90 110 <br />Method: E353.2 <br />Batch: B_R207108 <br />Sample ID: MBLK <br />Method Blank <br />Run: SUB- B207108 <br />06/26/13 08:18 <br />Nitrogen, Nitrate +Nitrite as N <br />ND mg /L <br />0.005 <br />Sample ID: LFB <br />Laboratory Fortified Blank <br />Run- SUB- B207108 <br />06/26/13 08:19 <br />Nitrogen, Nitrate +Nitrite as N <br />1.03 mg /L <br />0.010 <br />103 90 110 <br />Sample ID: C13060719 -001G <br />Sample Matrix Spike <br />Run: SUB- B207108 <br />06/26/13 11:48 <br />Nitrogen, Nitrate +Nitrite as N <br />0.936 mg /L <br />0.010 <br />94 90 110 <br />Sample ID: C13060719 -001G <br />Sample Matrix Spike Duplicate <br />Run: SUB- B207108 <br />06/26/13 11:49 <br />Nitrogen, Nitrate +Nitrite as N <br />0.930 mg /L <br />0.010 <br />93 90 110 <br />0.6 10 <br />Qualifiers: <br />RL - Analyte reporting limit. <br />MDC - Minimum detectable concentration <br />ND - Not detected at the reporting limit. <br />Page 16 of 23 <br />