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y � i <br /> SEQUOIA ANALYTICAL <br /> 680 Chesapeake Drive • Redwood City, CA 94063 <br /> (415) 364-9600 FAX(415) 364-9233 i <br /> anonie Environmental <br /> Client Project ID: 91-106-05/Time Oil-LODI Sampled: 12/18/91 � <br /> 7901 Stoneridge Drive, Suite 100 Sample Descript: 055-SP Comp.-5 Received. 12/19/91 ! <br /> :!f Pleasanton, CA 94578 Analysis Method: See below <br /> .Attention Dave Collett Lab Number: 1123020 duplicated Reported: 1/8/92 <br /> STATIC ACUTE HAZARDOUS WASTE BIOASSAY <br /> i <br /> Static X Species: Pimephales promelas Organisms/Tank: 10 <br /> Cont. Flow= Common Name: Fat-head Minnow Replicates: 2 <br /> Mean length: 35 mm Organisms/Cont.: 20 j <br /> Mean weight: 0.56 g Tank Depth: 13 cm <br /> Screening Supplier: ticklebacks Unlimited Tank Volume: 10 L <br /> Definitive B Acclimation Temp.: 17 degrees <br /> - Alkalinit , m L Hardness, m L <br /> Initial Final Initial Final <br /> Control 33 32 46 46 <br /> Dilution Water:'Synthetic Sottwater 100 ppm 32 32 46 44 s <br /> 320 ppm 33 38 47 49 <br /> 1000 ppm 33 43 49 1 54 <br /> 4 <br /> i <br /> Initial 24 Hr 48 Hr 72 Hr - 96 Hr _ ! <br /> DATE 1.-3-91 1-4-91 _ 1-5-91 1-6-91 1-7-91 <br /> DO C pH DO C pH # M DO C pH # M DO C pH # M DO C pH #M Total <br /> mg/L Temp Units mg/L Temp Units Dead mg/L Temp Units Dead mg/L Temp Units Dead mg/L Temp Units Dead Dead j <br /> Control 10.2 17 7.5 8.5 17 7.4 0 8.3 17 7.3 1 8.4 17 7.1 1 8.8 17 7.2 1 1 <br /> 100 m 8.9 17 7.4 7.2 17 7.3 0 7.5 17 7.1 0 8.1 17 7.1 0 8.6 17 7.1 0 0 <br /> 180 ppm 8.9 17 7.3 1 8.1 17 7.3 1 0 7.4 17. 1 7.1 0 7.4 1 17 7.0 0 8.0 17 17.1 0 <br /> 320 m 9.2 17 7.3 8.0 1 17 7.2 0 17.7 17E107.6 17 7A 0 8.2 17 7.1J00 <br /> 0560 m 10.2 17 7.2 8.5 17 7.2 0 8.0 178.1 17 7.1 0 8.3 17 7.1 1000 m 10.1 17 7.7 8.8 17 7.3 0 8.1 177.7 17 7.1 0 8.4 17 7.1 0 <br /> LC-50: >1000 Ppm LC-50 Calculation Method: Moving average angle <br /> Remarks: <br /> Analyst: R. Geckler Method Reference: Static Acute Bioassay Procedures for Hazardous Waste Sam les, <br /> e tember 1987, California Department of Fish and Game WPCL <br /> SEQUOIA ANALYTICAL <br /> 1 �I- <br /> Malle A. Springer i <br /> Project Manager �. Page 2 of 2 1123020.GAN 10/10/91 <2> <br />