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JUN 23 1997 <br /> Sequoia 680 Chesapeake Drive Redwood City,CA 94063 (415) 364-9600 FAX(415)364-9233 <br /> 404 N.Wiget Lane Walnut Creek,CA 94598 (510) 988-9600 FAX(510)988-9673 <br /> Analytical 819 Striker Avenue,Suite 8 Sacramento,CA 95834 (916) 921-9600 FAX(916)921-0100 <br /> Star Building Systems Client Project ID: Testing, Waste Sampled: May 4, 1997 <br /> 12101 Ebrandt Rd. Sample Descript: Paint Received: May 5, 1997 <br /> Lockeford, CA 95237 Analysis Method: See below <br /> Attention: Jeremy Ball Lab Number: 706-0181 Reported: Jun 19, 1997 <br /> STATIC ACUTE HAZARDOUS WASTE BIOASSAY - DEFINITIVE <br /> Species: Pimephales promelas Organisms/Tank: 10 <br /> Common Name: Fathead Minnow Organisms/Conc.: 20 <br /> Tank Depth: 13 cm <br /> Mean length: 38 mm Min. length: 36 mm Tank Volume: 10 L <br /> Max. length: 40 mm Supplier: Sticklebacks Unlimited <br /> Mean weight: 0_77 g Min.weight: 0.65 g Acclimation Temp.: 20 °C <br /> Max. weight: 0.97 g <br /> Control Water: Synthetic Softwater Alkalinity, mg/L Hardness, mg/L <br /> Hardness 40-48 Initial Final Initial I Final <br /> Control 26 28 41 44 <br /> 1000 ppm 25 25 41 50 <br /> Duplicate 1000 ppm 26 25 41 50 11 <br /> Initial 24 Hr 48 Hr 72 Hr 96 Hr <br /> DATE 1 06/10/97 06/11/97 1 06/12/97 1 06/13/97 1 06/14/97 <br /> DO C pH DO C pH # M DO C pH #M DO C pH #M DO C pH #M Total <br /> mg/ TemF Units mg/ Tem Units Dead mg/ Tem Units Dead mg/L Tem Units Dead mg/1 Temr Units Dead Dead <br /> Control 8.6 19 7.6 5.3 19 6.8 0 5.8 19 6.8 1 5.8 18 7.3 0 6.3 19 7.1 0 1 <br /> 1000 pp 8.6 19 7.3 5.7 19 6.9 0 5.2 19 6.4 8 5.0 19 6.8 0 6.9 19 6.7 1 9 <br /> 560 ppm 8.7 19 7.4 6.2 19 6.9 2 4.7 19 6.4 3 5.1 19 6.7 0 5.2 19 6.7 1 6 <br /> 320 ppm 8.6 19 7.5 6.1 19 6.9 1 5.7 19 6.5 0 4.6 19 6.7 0 6.3 19 6.7 0 1 <br /> 180 ppm 8.7 19 7.5 5.9 19 6.8 1 5.0 19 6.5 1 5.1 19 6.8 0 5.1 19 6.7 2 4 <br /> 100 ppm 8.7 19 7.6 6.0 19 6.8 1 6.7 19 6.5 3 5.8 19 6.8 0 5.9 19 6.8 0 4 <br /> Duplicate DO C pH DO C pH # M DO C pH #M DO C pH #M DO C pH #M Total <br /> mg/1 Temr Unit mg/ TemF Units Dead mg/1 Terri Units Dead mg/L Temr Units Dead mg/L TemF Units Dead Dead <br /> 1000 pp 8.5 19 7.3 5.7 19 6.9 0 4.6 19 6.4 7 4.8 19 6.7 2 6.2 19 6.7 0 9 <br /> 560 ppm 8.7 19 7.5 6.2 19 6.9 3 4.4 19 6.5 1 5.2 19 6.7 0 5.1 19 6.7 1 5 <br /> 320 ppmjul <br /> 7.5 6.5 19 6.9 0 5.8 19 6.5 1 4.9 19 6.7 0 6.2 19 6.7 0 1 <br /> 180 ppm 7.5 6.2 19 68 3 4.6 19 6.4 5 5.0 19 6.8 0 5.3 19 6.8 1 9 <br /> 100 ppm 7.6 5.9 19 6.8 0 7.0 19 6.6 0 5.0 19 6.8 1 5.8 20 7.0 0 1 <br /> LC-50: 510 ppm LC-50 Calculation Method: Moving Average <br /> LC-50: 320 ppm <br /> Remarks: <br /> Analyst: K. Anderson/ Method Reference: Static Acute Bioassay Procedures for Hazardous Waste Samples, <br /> D. Newcomb November 1988, California Department of Fish and Game WPCL. <br /> SEQUOIA ANALYTIC L, #1271 <br /> inda C. Sch Her <br /> Project Manager/Sacramento Laboratory 706-0181.sss <1> <br /> rtx?, <br />