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GeAnalytical Laboratories, inc. <br />1405 Kansas Avenue Modesto, CA 95351 Phone (209) 572-0900 Fax (209) 572-0916 <br />CERTIFICATE OF ANALYSIS <br />Report # Q300-14 <br />San Joaquin County Environmental Health Source: <br />304 E. Weber 3rd Floor <br />Stockton CA 95202 <br />Project: 1980 McHenry <br />Sample ID: PB1 <br />Lab ID: Q201725 <br />Test Type: <br />96hr statice acute <br />Dilution Water: <br />Reconstituted DI Water <br />Species: <br />Pimephales Promelas <br />Common Name: <br />Fathead Minnow <br />Supplier: <br />Thomas Fish Company <br />Dilution Volume: <br />20,000 ml <br />#Fish per Dilution: 20 <br />Dead in Acclimation Tank: <1% <br />Average Length: <br />41 mm <br />Average Weight: <br />0.48 g <br />Initial Control Hardness 45 mg/L <br />Final Control Hardness 48 mg/L <br />Aquatic Toxicity <br />Date: 11/24/04 <br />Date Rec'd: 10/26/04 <br />Date Started: 11/15/04 <br />Date Completed:l l / 19 / 04 <br />Date Sampled: 10/25/04 <br />Time: 3:45 pm <br />Sampler: Ray Von Flue <br />Control 62.5mg/L 250 mg/L 250 mg/L 500 mg/L 750 mg/L <br />Initial pH 7.3 7.4 7.4 7.5 7.4 7.4 <br />11/15/04 D.O. 8.5 8.4 8.0 8.3 8.6 8.2 <br />Temp.°C 21.2 21.1 21.3 21.2 21.2 21.2 <br />24 Hrs. <br />pH <br />11/16/04 <br />D.O. <br />7.4 <br />Temp.°C <br />Mortalities <br />8.3 <br />48 Hrs. <br />pH <br />11/17/04 <br />D.O. <br />21.0 <br />Temp.°C <br />Mortalities <br />20.8 <br />72 Hrs. <br />pH <br />11/18/04 <br />D.O. <br />0 <br />Temp.°C <br />Mortalities <br />96 Hrs. pH <br />11/19/04 D.O. <br />Temp.°C <br />Mortalities <br />Total Mortalities <br />Notes <br />There were no significant mortaities in this test <br />7.4 <br />7.4 <br />7.3 <br />7.5 <br />7.4 <br />7.6 <br />8.2 <br />8.3 <br />8.5 <br />8.5 <br />8.3 <br />8.6 <br />21.0 <br />20.9 <br />20.9 <br />20.8 <br />20.8 <br />20.9 <br />0 <br />0 <br />0 <br />0 <br />0 <br />2 <br />7.4 <br />7.4 <br />7.4 <br />7.5 <br />7.5 <br />7.4 <br />8.0 <br />8.1 <br />8.3 <br />8.2 <br />8.3 <br />8.4 <br />20.7 <br />20.6 <br />20.8 <br />20.8 <br />20.7 <br />20.8 <br />0 <br />0 <br />0 <br />0 <br />0 <br />0 <br />7.3 <br />7.4 <br />7.3 <br />7.5 <br />7.5 <br />7.4 <br />7.8 <br />7.7 <br />8.4 <br />8.3 <br />8.0 <br />8.1 <br />20.4 <br />20.4 <br />20.5 <br />20.5 <br />20.5 <br />20.4 <br />0 <br />0 <br />0 <br />0 <br />0 <br />0 <br />7.3 <br />7.4 <br />7.3 <br />7.5 <br />7.5 <br />7.4 <br />8.3 <br />8.4 <br />8.6 <br />7.9 <br />7.8 <br />8.4 <br />20.7 <br />20.6 <br />20.6 <br />20.7 <br />20.6 <br />20.6 <br />0 <br />0 <br />0 <br />0 <br />0 <br />0 <br />0 <br />0 <br />0 <br />0 <br />0 <br />2 <br />Kanti Gandhi <br />Chemist Certification # 2585 <br />Donna Keller <br />Laboratory Director <br />hL <br />