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• <br />H/-ZEN <br />Coors Energy Corp <br />Donald W MacDonald <br />PO Box 467 <br />Golden, CO 80402-0467 <br />SAMPLE NO A245(97-1 <br />SAMPLE IDENTIFICATION <br />PARAMETER <br />Hazen Research, Inc DATE February 3, 1997 <br />4601 Indiana SI. • Golden. Colo 80403 HRI PROJECT 009 18 <br />Tel (303) 279 4501 HRI SERIES NO. A245/97 <br />FAX. (303) 278 1528 <br /> DATE RECD 1/16197 <br /> CUST P O # None Recd <br />REPORT OF ANALYSIS <br />Bottom B-3 <br />Gross Alpha (+-Precision'), pCi/g (T) <br />Gross Bela (+-Precision'), pGilg m <br />C~ <br /> DETECTION ANALYSIS <br />RESULT LIMIT METHOD DATE ANALYST <br />30(+-12) 7 EPA 900.0 (modified) 1!23!97 RPO <br /> 1530 <br />14(+-8) 7 EPA 900.0 (modified) 1/23/97 RPO <br /> 1530 <br />'Variability of the radioactive dtsiintegration process (counting error) at the 95% confidence level, 1.96 sigma <br />Certification Authority Lab ID's: <br />U S. EPA Region VIII - CG, CT - PH-0152; KY - 90076; 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 />B ~~ _ -. <br />Y <br />Robert Rostad <br />Laboratory Manager <br />-84- <br />