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j SEQUOIA ANALYTICAL 819 Striker Avenue, Suite 8 • Sacramento, CA 95834 (916) 921-9600 • FAX (916) 921-0100 RESNA Industries Client Project ID Arco #2076, Lodi Sampled Nov 26, 1991 3164 Gold Camp Drive, Suite 200 Sample Descnpt Sol], S-11-26-91-3A-8 Received Nov 26, 1991 Rancho Cordova, CA 95670 Analysis Method See below `Attention Eloise Frick Lab Number 111-0811 Reported Dec 6, 1991 M STATIC ACUTE HAZARDOUS WASTE BIOASSAY Static X Species Pime hales promelas Organisms/Tank 10 Cont Flow[ Common Name Fathead minnow Replicates 2 Mean length 350 mm Organisms/Conc 20 Mean weight 05 g Tank Depth 13 cm Screenings Supplier Sticklebacks Unlimited Tank Volume 10 L Definitive-M Acclimation Temp ISO degrees---C-- 1 Alkalinity, m L Hardness, m L Initial Final Initial Final Control -32-0 320 41 0 400 Dilution Water Synthetic Freshwater 1000 ppm 31 0 310 420 430 320 ppm '3T2-0 320 41 0 450 100 ppm IT1 0 330 1420 460 Initial 24 Hr 48 Hr 72 Hr 96 Hr DATE 12291 1 12391 12491 12591 12691 FmgDO C pH DO C pH # M DD C pH # M DD C pH J# M DO C pH # M Total /L Temp Units mg/L Temp Units Deadmg/L Tempi Units Dead mg/L Temp Units Dead mg/L Temp Units Dead Dead Control 82 15 71 941 16 73 0 96 21 75 0 89 18 72 0 90 18 76 0 0 100 m 88 15 72 85 16 72 0 90 21 73 0 78 18 72 0 78 18 72 D D 180 ppm 93 15 73 91 16 73 1 0 93 21 73 0 81 1 18 72 0 81 18 1 72 0 0 320 m 90 15 73 87 16 73 0 92 21 73 0 74 18 72 0 74 18 72 0 0 560 m 90 15 72 88 16 72 0 84 21 73 0 77 18 72 0 77 18 72 0 0 i 1000 m 91 15 73 89 16 73 0 89 21 73 0 80 18 72 0 8D 18 72 0 0 LC-50. >1000 ppm LC-50 Calculation Method Moving average angle Remarks Analyst R Geckler Method Reference Static Acute Bioassay Procedures for Hazardous Waste Samples September 1987, California Department of ish and Game WPGL . SEQUOIA ANALYTICAL, VQ-�gv--L� Rick R DiMalo Project Manager Page 2 of 2 111-0811 RES <2>