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• www.ertrdeb.com Helena, MT 877 - 472 -0711 • Billings, MT 800- 735 -4489 • Casper, WY 888- 235 -0515 <br />AUWMhC&bWfi f Gillette, WY 866 -866 -7175 • 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: 06/11/13 <br />Project: Schwartz GW 05/18/13 S26985 & S26986 Work Order: 013050721 <br />Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br />Method: E365.1 Analytical Run: SUB- B205149 <br />Sample ID: ICV Initial Calibration Verification Standard 05/23/13 10:11 <br />Phosphorus, Total as P 0.249 mg /L 0.0050 100 90 110 <br />Method: E365.1 <br />Sample ID: MB -71468 <br />Method Blank <br />Phosphorus, Total as P <br />ND mg /L 0.004 <br />Sample ID: LCS -71468 <br />Laboratory Control Sample <br />Phosphorus, Total as P <br />0.195 mg /L 0.0050 <br />Sample ID: 813051594- 006BMS <br />Sample Matrix Spike <br />Phosphorus, Total as P <br />0.197 mg /L 00050 <br />Sample ID: B13051594- 006BMSD <br />Sample Matrix Spike Duplicate <br />Phosphorus, Total as P <br />0.196 mg /L 0.0050 <br />Qualifiers: <br />RL - Analyte reporting limit. <br />MDC - Minimum detectable concentration <br />Run: SUB- B205149 <br />Run: SUB- B205149 <br />98 90 110 <br />Run: SUB- B205149 <br />95 90 110 <br />Run: SUB- B205149 <br />95 90 110 <br />ND - Not detected at the reporting limit. <br />Batch: B71468 <br />05/23/13 13:44 <br />05/23/13 13:46 <br />05/23/13 13:58 <br />05/23/13 13.59 <br />0.5 10 <br />Page 18 of 24 <br />