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JH17 30 'S1 I~:~i7 FROPI HFi'Eh~l RESEHRiH <br />rn~C ~~~ , <br /> Hazen Retearch,lnc. DATE January 30, 1991 <br /> 4607 Indiana St. • Golden, Colo. 80x03 HRI PROJECT 009-18 <br />WIZEN Tel: (303) 279-x501 • Tele,c x5.860 HRl. SERIES N0 . K504/90-8 <br /> DATE RECD. 11/30/90 <br /> CUST P.0.l1 CE-23058-M <br />Coors Energy Company <br />Mr. John Alt house <br />Post Office Box 467 <br />Golden, Colo rado 80402-0467 <br /> REPORT OF ANALYSIS <br /> Toxicity Characteristi c Leaching Procedure <br />------------ <br />SAMPLE N0. ---------------- <br />K504/90-2 ------------- ----------- --------- -------- ---------- <br />SAMPLE IDENTIFICATION: BLR <br />---------------------------- 5 Fly Ash <br />------------- <br />----------- <br />---------- <br />-------- <br />--------- <br /> Result Limit Spike Date <br /> m 1 mtt/1 Recoverv.X Method Completed <br /> <br />Arsenic <0.01 5.0 80 EPA 206.4 1/4/91 <br />Barium 1.6 100 107 SW846 60]0 1/2/91 <br />Cadmium 0.02 1.0 101 SW84S 7130 1/2/91 <br />Chromium <0.05 5.0 115 SW846 7190 1/2/91 <br />Lead t0.1 5.0 99 SW846 7420 1/2/91 <br />Mercury <0.0001 0.2 103 SW846 7470 12/21/90 <br />Selenium 0.29 1.0 87 SW846 ?740 1/4/91 <br />Silver <0.05 5.0 99 SW846 7760 1/2/91 <br />Extraction Fluid Used: Itl <br />Date Extraction Started: 12/13/90 <br />Final pH: 5.02 <br />sy: <br />Ro ert Rostad <br />Laboratory Manager <br />NOTE: The leach was done according to the procedure specified in 40 CFR Part <br />261 Appendix II. <br />• Page 14 <br />