Laserfiche WebLink
• www.energylab.com Helena, MT 877-472-0711 • Billings, W 800-735-4489 • Casper, WY 888-235-0515 <br />_ . - . - •? Arutytial frc'I!°am3lnc° 1931 Gillette, WY 865-686-7175 • Rapid City, SD 888-672-1225 + College Station, TX 888-890-2218 <br />QA/QC Summary Report <br />Client: Cotter Corporation <br />Project: Schwartzwalder Mine <br />Analyte Count Result Units <br />Method: E900.0 <br />Sample ID: MB-GrAB-0957 6 Method Blank <br />Gross Alpha -0.5 pCi/L <br />Gross Alpha precision (±) 0.6 pCi/L <br />Gross Alpha MDC 0.7 pCi/L <br />Gross Beta -0.8 pCi/L <br />Gross Beta precision (±) 1 pCi/L <br />Gross Beta MDC 1 pCi/L <br />Sample ID: Th230-GrAB-0957 Laboratory Con trol Sample <br />Gross Alpha 100 pCi/L <br />Sample ID: Cs137-GrAB-0957 Laboratory Con trol Sample <br />Gross Beta 89 pCi/L <br />Sample ID: C10080978-001 DMS Sample Matrix Spike <br />Gross Alpha 120 pCi/L <br />Sample ID: C10080978-001 DMSD Sample Matrix Spike Duplicate <br />Gross Alpha 121 pCi/L <br />Sample ID: C10080978-001 DMS Sample Matrix Spike <br />Gross Beta 95.8 pCi/L <br />Sample ID: 010080978-001DMSD Sample Matrix Spike Duplicate <br />Gross Beta 102 pCi/L <br />Sample ID: C10081031-001HDUP 6 Sample Duplicate <br />Gross Alpha 8.14 pCi/L <br />Gross Alpha precision (±) 3.38 pCi/L <br />Gross Alpha MDC 4.69 pCi/L <br />Gross Beta 14.0 pCi/L <br />Gross Beta precision (±) 2.88 pCi/L <br />Gross Beta MDC 4.41 pCi/L <br />Report Date: 09/27/10 <br />Work Order: C10080962 <br />RL %REC Low Limit High Limit RPD RPDLimit Qual <br />Batch: GrAB-0957 <br />Run: G5000W_100831 D 09/09/10 03:26 <br />U <br />U <br />Run: G5000W_100831 D <br />101 70 130 <br />Run: G5000W_100831 D <br />101 70 130 <br />Run: G5000W_100831 D <br />114 70 130 <br />Run: G5000W_100831 D <br />115 70 130 <br />Run: G5000W_100831 D <br />94 70 130 <br />Run: G5000W_100831 D <br />100 70 130 <br />Run: G5000W 100831 D <br />Qualifiers: <br />RL - Analyte reporting limit. <br />MDC - Minimum detectable concentration <br />09/09/10 03:26 <br />09/09/10 03:26 <br />09/09/10 03:26 <br />09/09/10 03:26 <br />1.2 18.7 <br />09/09/10 03:26 <br />09/09/10 03:26 <br />6.3 15.7 <br />09/10/10 03:35 <br />8.5 90.1 <br />10 49.2 <br />ND - Not detected at the reporting limit. <br />U - Not detected at minimum detectable concentration <br />Page 31 of 44