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L(~(a190 <br />UMTED STATES DEPARTMENT OF THE INTERIOR <br />BUREAU OF AND MANAGEMENT <br />COLD O STATE OFFICE <br />LAKEW OD, COLORADO <br />~i/o7/o7 <br />Ms. Sue Weber <br />ACZ Laboratories, Inc. <br />2773 Downhill Drive <br />Steamboat Springs, CO 80487 <br />Dear Sue; <br />You will be receiving one wa er sample mailed by John Morrone on <br />November 7, 2007. Please an lyze for the following: <br />Metals (dissolved and total) <br />A1, As, Cd, Cu, Fe, Pb, Mg, Mn, Hg, Ni, Ag, Zn. <br />Major cations (Ca, Mg, K, Na and anions (C1, F, Si02, S04) <br />Ammonia (as N) <br />Nitrate (as N) <br />Total Dissolved Solids <br />Lab pH, conductance, alkalin ty (if pH>4.5) <br />Calculations: .~ <br />Cation - Anion balance ~~~ ~~L `~.~~~, ~~~ `y~ <br />Hardness <br />Total Dissolved Solids IDS) (~~~07 (,~jP~, <br />TDS ratio - measured/ca culated <br />Please send the invoice to m . <br />Sincerely, <br />John Mo oYYe <br />BLM, S to Office <br />2850 ungfield St. <br />Lakewood, CO 80215 <br /> <br />L66190: Page 10 of 11 <br />