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`,~`,- <br />~'f/•~ <br />Coors Energy Corp. <br />Donald W. MacDonald <br />PO Box 467 <br />Golden. CO 80402-0467 <br />Hazen Research, Inc Dn1L <br />4601 Indiana SI • Golden. Ccdp 804C3 HRI PROJE CI <br />Tel. (303) 279 4501 <br />FAX (303) 278-1528 HRI SERIES NO <br />DATE RECD <br />CUST' P O q <br />REPORT OF ANALYSIS <br />SAMPLE NO F056/96-1 <br />SAMPLE IDENTIFICATION: <br />Gross Alpha(+-preasion'), pCi/g <br />Gross Bela(+-Precision'), pCi/g <br />• <br />Ash IJest Elk Mine coal <br />26(+-12) <br />18(+-6) <br />July 16. 1496 <br />009-18 <br />F 056196 <br />6!3/96 <br />None Recd <br />'Variability of the radioactive distintegralion process (counting error) at the 95% confdence level, 1.96 sigma. <br />CediGcahon Authority Lab ID's. <br />U S. EPA Region VIII - CG. CT - PH-0152; KY - 90076; KS - E-265; NH - 232895-A; NY ELAP - 11417 <br />/ - <br />• HY <br />Rob n Rosla <br />Laboratory Manager <br />AHR-1996 -90- <br />