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' www.energylab.com <br />ab.c+a <br />Ml-'- <br />Helena, MT 871- 472 -0111 • Billings, MT B00- 735-4489 • Casper, WY 888-235 -0515 <br />bawl f SaDora ►8�1 <br />Gillette, WY 888 -888 <br />-7175 •Rapid City, SD 888 -872-1225 •College Station, TX 888 - 890 -Y218 <br />QA /QC Summary Report <br />Prepared <br />by Casper, WY Branch <br />Client: <br />Cotter Corporation <br />Report Date: <br />12/29/14 <br />Project: <br />Schwartz -SW 12/1/14 S27813 and S27815 <br />Work Order: <br />014120088 <br />Analyte <br />Count Result <br />Units <br />RL <br />%REC Low Limit High Limit RPD <br />RPDLimit Qual <br />Method: <br />E200.8 <br />Analytical Run: ICPMS2- C_141209A <br />Lab ID: <br />ICV 4 Initial Calibration <br />Verification <br />Standard <br />12/09/14 12:13 <br />Antimony <br />0.0483 <br />mg /L <br />0.0010 <br />97 90 110 <br />Copper <br />0.0480 <br />mg /L <br />0.0010 <br />96 90 110 <br />Thallium <br />0.0487 <br />mg /L <br />0.0010 <br />97 90 110 <br />Zinc <br />0.0476 <br />mg /L <br />0.0010 <br />95 90 110 <br />Method: <br />E200.8 <br />Batch: R194167 <br />Lab ID: <br />LRB 4 Method Blank <br />Run: ICPMS2- C_141209A <br />12/09/14 12:54 <br />Antimony <br />ND <br />mg /L <br />6E -05 <br />Copper <br />ND <br />mg /L <br />0.0001 <br />Thallium <br />ND <br />mg /L <br />9E -06 <br />Zinc <br />ND <br />mg /L <br />0.0006 <br />Lab ID: <br />LFB - filtered 4 Laboratory Fortified <br />Blank <br />Run: ICPMS2- C_141209A <br />12/09/14 12:57 <br />Antimony <br />0.0495 <br />mg /L <br />0.0010 <br />99 85 115 <br />Copper <br />0.0507 <br />mg /L <br />0.0010 <br />101 85 115 <br />Thallium <br />0.0509 <br />mg /L <br />0.0010 <br />102 85 115 <br />Zinc <br />0.0543 <br />mg /L <br />0.0010 <br />109 85 115 <br />Lab ID: <br />C14120248- 001AMS4 4 Sample Matrix Spike <br />Run: ICPMS2- C_141209A <br />12/09/14 21:08 <br />Antimony <br />0.267 <br />mg /L <br />0.0010 <br />106 70 130 <br />Copper <br />0.251 <br />mg /L <br />0.0050 <br />99 70 130 <br />Thallium <br />0.260 <br />mg /L <br />0.00050 <br />103 70 130 <br />Zinc <br />0.277 <br />mg /L <br />0.010 <br />102 70 130 <br />Lab ID: <br />C14120248- 001AMSD 4 Sample Matrix Spike Duplicate <br />Run: ICPMS2- C_141209A <br />12/09/14 21:11 <br />Antimony <br />0.269 <br />mg /L <br />0.0010 <br />107 70 130 0.7 <br />20 <br />Copper <br />0.252 <br />mg /L <br />0.0050 <br />100 70 130 0.7 <br />20 <br />Thallium <br />0.260 <br />mg /L <br />0.00050 <br />103 70 130 0.2 <br />20 <br />Zinc <br />0.277 <br />mg /L <br />0.010 <br />103 70 130 0.2 <br />20 <br />Qualifiers: <br />RL - Analyte <br />reporting limit. <br />ND - <br />Not detected at the reporting limit. <br />MDC - Minimum detectable concentration <br />Page 13 of 25 <br />