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• <br />• <br />H/-ZEN <br />Coors Energy Corp. <br />Donald W MacDonald <br />PO Box 467 <br />Golden, CO 80402-0467 <br />SAMPLE NO A245/97-2 <br />SAMPLE IDENTIFICATION: <br />PARAMETER <br />Hazen Research, Inc. DATE February 3, 1997 <br />4607 Indiana SI • GOlden. COIO 80403 HRI PROJECT 009-18 <br />Ter (303) 279~a50t HRI SERIES NO A245/97 <br />FAX.{303)278.1528 <br /> DATE RECD 1/16/97 <br /> COST P O a None Recd <br />REPORT OF ANALYSIS <br />Fly Ash B-3 <br />Gross Alpha (+-Precision7, pCi/g R) <br />Gross Beta (+-Precision'), pCi/g (T) <br />DETECTION ANALYSIS <br />RESULT LIMIT METHOD DATE <br />26(+-11) 6 EPA 900.0 (modified) 1/23/97 <br /> @ 1532 <br />26(+-7) 6 EPA 900.0 (modified) 1/23/97 <br /> @ 1532 <br />ANALYST <br />RPO <br />RPO <br />'Variability of the radioactive distintegration process (counting error) at the 95% confidence level, 1 96 sigma. <br />Certifcation Authority Lab ID's: <br />U.S EPA Region VIII - CG; CT - PH-0152; KY - 90D76; KS - E-10265; NH - 232896-A; NY ELAP - 11417 <br />CODES <br />(T) =Total (D) =Dissolved <br />• (S) =Suspended (R) = Total Recoverable <br />(PD) = Potentially Dissolved <br />=Less Than <br />6y. ~~~ <br />Robert Rostad <br />Laboratory Manager <br />-85- <br />