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.ri.. ~ <br />.~ .~ <br />ENERGYLgBORATORicS, /NC. • 2393 Sa/1 Creek Highway (82801) • P.O. Boxs25B • Casoe~ WY82802 <br />7o//Fiee0BB.235OS15 • 307.235.Q515 • Fax307234.1639 • caspe~@energylab.com•www.energy/ab.com <br />QA/QC Summary Report <br />Client: Cotter Corporation <br />Project: JD•9 <br />Report Date: 04/28/05 <br />Wark Order: 005040583 <br />Analyte Result Units RL %REC Low Llmit High Limit RPD ~ RPDUmit Qual <br />Method: SW6020 Batch: 7722 <br />Sample ID: MB-7722 Method Blank 04118!0520:54 <br />Antmony ND mglL 0.00009 <br />Arsenic ND mglL 0.0002 <br />Badum 0.001 mglL 0.00008 <br />Cadm(um 0.0002 mg/L 0.0007 <br />Chromium ND mglL 0.00009 <br />Copper 0.0009 mg/L 0.0007 <br />Lead 0.00005 mg/L 0.00004 <br />Manganese 0.0002 mWL 0.00008 <br />Merwry ND mg/L 5.0E-06 <br />Nicker 0.0004 mg/L 0.0002 <br />Serenlum ND mglL 0.0006 <br />Silver ~ 0.0002 mglL 0.00008 <br />Thallium ND mglL 0.00007 <br />Uranium 0.0001 mgt 0.00008 <br />Zinc 0.002 mg/L 1.0E-t16 <br />~Sampte l0: 005040503-0OtAMS4 Post Digestion Spike 04!1&0521:09 <br />Antmony 0.053 mg/L L2 99.6 75 725 <br />Arsenic 0.26 mglL 0.025 75 125 A <br />Badum 0.31 mglL 2.5 75 125 A <br />Cadmium 0.050 mg/L 0.025 99.7 75 125 <br />Chromium 0.051 mg/L 0.25 101 75 125 , <br />Copper 0.054 mg/L 0.25 91.6 75 225 <br />Lead 0.075 mglL 0.25 104 75 125 <br />Manganese 0.099 mgn_ 0.25 106 75 125 <br />Mercury 0.0047 mglL 0.025 93.6 75 125 <br />Nickel 0.062 mglL 0.25 95.4 75 125 <br />Selenium 0.11 mglL 0.025 103 75 125 <br />Silver 0.018 mglL 0.12 35.1 75 125 S <br />Thallium 0.049 mglL 2.5 97.9 75 125 <br />Uranium 0.32 mg/L 0.025 75 125 A <br />Zinc 0.054 mg/L 0.25 99.9 75 225 <br />- Makix spike remvedes autsltle dta acceptance vilerla of 75 to 125 percent are conslderetl matriroc related, nor system related. Reportetl values are wlNin method <br />specifiratlons. <br />Sample lD: 005040583-001AMSD4 Post DlgesOon Spike Dup 04It&0521:18 <br />Antimony 0.052 mg/L 1.2 98.6 75 125 0 20 <br />Arsenic 0.26 mg/L 0.025 75 125 0.8 20 A <br />Barium 0.33 mg/L 2.5 75 125 0 20 A <br />Cadmium 0.040 mgt 0.025 96.6 75 125 2.5 20 <br />Ghromlum 0.050 mg/L 0.25 99.6 75 125 0 20 <br />Copper 0.055 mglL 0.25 93.3 75 125 0 20 <br />`uali0ers: <br />.L - Anatyte reporting limit. A -The anafyte level was greater than four times the spike level . fn <br /> accordance with the method Yo rewvery is not calculated. <br />ND -Not tletecled at the reporting limit S -Spike recovery outside of advisory limits. <br />