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- <br />H/1ZEN <br />• <br />S <br /> <br />Coors Energy Corp. <br />Donald W. MacDonald <br />PO Box 467 <br />Golden, CO 80402-0467 Hazen Research, Inc. DATE February 14, 1996 <br />4601 Indiana St. • Golden, Colo 80403 HRI PROJECT 009-18 <br />Tel: (303) 279-4501 • Telex 45-860 HRI SERIES NO. A157/96-B <br />FAX: (303) 278-1528 DATE RECD 1/10/96 <br />CUST. P.O.# None Recd <br /> <br /> <br /> <br /> <br />EPORT OF ANALYSIS <br />Toxicity Characteristic Leaching Procedure <br />SAMPLE NO. A157/96-1 <br />SAMPLE IDENTIFICATION: Boiler #4 Bottom Ash 01/08/96 <br /> TCLP SPIKE <br /> RESULT DETECTION LIMIT RECOVERY ANALYSIS <br />PARAMETER mg/I LIMIT mg/I % METHOD DATE ANALYST <br />Arsenic <0.005 0.005 5.0 NR SW8467060A 2/1/96 DY <br />Barium <0.5 0.5 100 NR SW8466010A 2/1/96 CH <br />Cadmium 0.01 0.01 1.0 NR SW846 7130 2/1/96 PW <br />Chromium <0.02 0.02 5.0 NR SW8467190 2/1/96 PW <br />~ad <0.1 0.1 5.0 NR SW846 7420 2/1/96 PW <br />Mercury <0.001 0.001 0.2 NR SW846 7470A 2/6/96 SS <br />Selenium <0.01 0.01 1.0 NR SW8467740 2/1/96 DY <br />Silver <0.02 0.02 5.0 NR SW8467760A 2/1/96 PW <br />Date Extradion Started 01/22/96 1/22/96 LW <br />Extraction Fluid Used #1 1/22/96 LW <br />Final pH 5.34 1/23/96 LW <br />~R =Not Requested <br />Note. The Leach was done according to SW846 Method 1311. <br />By: <br />Robert Rostad <br />Laboratory Manager <br />-83- <br />