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• - WWW.ene dab.com Helena, iii 877 472 -0711 • Billings, MT 800- 735 -4488 • Casper, WY 888- 235 -0515 <br />Gillette, WY 866 - 666 -7175 • Rapid City, SO 886 -672 -1225 • College Station, TX 888 -600 -2218 <br />QA/QC Summary Report <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation <br />Project: Schwartz SW 5/22/13 S26997 TH S26998 <br />Analyte Count Result Units <br />Method: E200.7 <br />Sample ID: C13050907- 001DMSD <br />Aluminum <br />Boron <br />Iron <br />Manganese <br />Molybdenum <br />Zinc <br />6 Sample Matrix Spike Duplicate <br />Report Date: 06/27/13 <br />Work Order: C13050907 <br />RL %REC Low Limit High Limit RPD RPDLimit Qual <br />2.71 <br />mg /L <br />0.030 <br />0.522 <br />mg /L <br />0.050 <br />2.80 <br />mg /L <br />0.030 <br />2.56 <br />mg /L <br />0.0010 <br />0.509 <br />mg /L <br />0.0023 <br />0.500 <br />mg /L <br />0.010 <br />Qualifiers: <br />RL - Analyte reporting limit. <br />MDC - Minimum detectable concentration <br />ND - Not detected at the reporting limit. <br />Page 12 of 29 <br />Batch: 37652 <br />Run: ICP2- C_130531 A <br />05/31/13 14:44 <br />94 <br />70 130 <br />3.2 <br />20 <br />100 <br />70 130 <br />1.0 <br />20 <br />103 <br />70 130 <br />1.3 <br />20 <br />102 <br />70 130 <br />1.9 <br />20 <br />102 <br />70 130 <br />1.4 <br />20 <br />100 <br />70 130 <br />0.4 <br />20 <br />ND - Not detected at the reporting limit. <br />Page 12 of 29 <br />