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Geu. <br />.nalytical Laboratories, <br />..nc. <br />Control <br />1405 Kansas Avenue Modesto, CA 95351 Phone (209) 572-0900 <br />Fax (209) 572-0916 <br />Initial <br />pH <br />CERTIFICATE OF ANALYSIS <br />8.85 <br />9.18 <br />Report# K278-08 <br />96 hr Fish Bioassay <br />Date: 10/13/99 <br />San Joaquin County <br />Date Recd: <br />10/5/99 <br />PO Box 2009 <br />6.70 <br />Date Started: <br />10/8/99 <br />6.21 <br />Date Completed: <br />10/12/99 <br />Stockton CA.01 <br />20°C <br />20°C <br />20°C <br />Project : <br />20°C <br />Date Sampled: <br />10/l/99 <br />Time: <br />5:16 pm <br />Sampler: Vedal Pedraza <br />Sample ID: QBR 2A/2B/Replicate <br />Lab ID: K35902 <br />Aquatic Toxicity <br />Test Type: EPA/600/4-90/027 <br />Control <br />250 mg/L 400 mg/1-500 mg/1-600 mg/1-750 mg/L <br />Dilution Water: Reconstituted DI Water <br />Initial <br />pH <br />7.82 <br />8.85 <br />9.18 <br />9.41 <br />9.48 <br />9.60 <br />Species: Pimephales Promelas (Larval) <br />D.O. <br />6.75 <br />6.68 <br />6.70 <br />6.58 <br />6.40 <br />6.21 <br />Temp.°C <br />20°C <br />20°C <br />20°C <br />20°C <br />20°C <br />20°C <br />Common Name: Fathead Minnow <br />Supplier: Aquatic Resources <br />Dilution Volume: 2000 ml <br />24 HCS. <br />pH <br />7.78 <br />8.84 <br />9.15 <br />9.43 <br />9.48 <br />9.62 <br />#Fish per Dilution:20 <br />D.O. <br />6.65 <br />6.58 <br />6.33 <br />6.19 <br />6.09 <br />5.86 <br />Dead in Acclimation Tank: 0 <br />Temp.°C <br />20°C <br />20°C <br />20°C <br />20°C <br />20°C <br />20°C <br />Average Length: NA <br />Mortalities <br />0 <br />2 <br />2 <br />2 <br />1 <br />2 <br />Average Weight: NA <br />48 HCS. <br />pH <br />7.76 <br />8.84 <br />9.14 <br />9.41 <br />9.46 <br />9.60 <br />D.O. <br />6.53 <br />6.40 <br />6.15 <br />5.93 <br />5.82 <br />5.69 <br />Temp.°C <br />20°C <br />20°C <br />20°C <br />20°C <br />20°C <br />20°C <br />Mortalities <br />0 <br />0 <br />0 <br />0 <br />1 <br />1 <br />Initial Control Hardness 80 <br />72 HCS. <br />pH <br />7.73 <br />8.86 <br />9.14 <br />9.45 <br />9.44 <br />9.60 <br />Final Control Hardness 80 <br />D.O. <br />6.44 <br />6.25 <br />5.86 <br />5.71 <br />5.66 <br />5.42 <br />Temp.°C <br />20°C <br />20°C <br />20°C <br />20°C <br />20°C <br />20°C <br />Mortalities <br />0 <br />0 <br />0 <br />0 <br />0 <br />1 <br />96 H rs. <br />pH <br />7.69 <br />8.85 <br />9.16 <br />9.46 <br />9.45 <br />9.60 <br />D.O. <br />6.36 <br />6.00 <br />5.54 <br />5.42 <br />5.16 <br />5.11 <br />Temp.°C <br />20°C <br />20°C <br />20°C <br />20°C <br />20°C <br />20°C <br />Mortalities <br />0 <br />0 <br />0 <br />1 <br />1 <br />0 <br />Total Mortalities <br />0 <br />2 <br />2 <br />3 <br />3 <br />4 <br />Notes <br />miro S� Donna Keller <br />Chemist Certification # 1157 Laboratory Director <br />