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AIR, `WATER & HAZARDOUS WASTE '-ORATORY (No.90&131.) CERTIFIED t �lIFORNIA DEFT of HEALTH SERVICES <br /> Coast-to- Coast-to-Coast Lob Number: 6-3695-1 <br /> Coast Analytical Services Collected: 69/19/90 0 1035 <br /> Analytical 141 Suburban Road, Suite C-4 Received: 09/25/90 0 1230 <br /> Services San Luis Obispo, California 93401 Tested: As Listed <br /> (805; 543-2553 Collected by: Chuck Eastman <br /> ATTN: Donna Allsup a: Sample Description: <br /> CeoAnalytical Laboratories <br /> 1031 Kansas Ave. C, Suite Project 0'6262-07 <br /> Modesto, 'CA 95351 821468, Soil <br /> :AQUATIC TOXICITy <br /> Species: Pimepholes promelas <br /> _ Test Type Static 96 hr LC50 <br /> Common Name: Fathead Minnow Dilution Water: Freshwater (soft) <br /> Supplier Thomas Fish Co. Number per Tank if <br /> x Length 3.4 cm x Weight 0.42 9 Max. Length 3.6 cm Min. Length 3.1 cm <br /> Acclimation Period X10 days Max. Weight 0.55 g Min. Weight 0.30 g <br /> Acclimation Temperature 17-20 degrees C - Tank Volume 10 liters <br /> Dead in Acclimation Tank hardness: 46 - 46 mg/l <br /> Alkalinity: 36 - 38 mg/1 <br /> INITIAL 24 HOUR 48 HOUR 72 HOUR 96 HOUR <br /> DATE: 10/03/90 10/04/90 10/05/90 10/06/90 _ 10/07/90 <br /> TIME: 01900 JRH !1701 JRH 01700 JRH 01300 MAH 01!30 MN No. <br /> DO C pH DO C pH OM DO C pH #M DO C pH ON DO C pH 1!M Dead <br /> Deg. Deg. Deg. Dom, Deg. <br /> CONTROL 8.1 18 7.8 8.4 19 7.6 1 8.3 20 7.4 $ 8.2 19 7.4 1 8.2 16 7.5 $ 0 <br /> 750 mg/l 8.0 18 7.8 8.2 19 7.5 0 7.9 20 7.4 0 7.8 19 7.3 0 8.8 16 7.5 0 0 <br /> 750 mg/1' 8.1 18 7.8 8.3 19 7.4 1 8.0 20 7.4 0 7.9 19 7.4 0 8.9 16 7.5 0 0 <br /> 506 mg/l 8.0 18 7.8 8.3 19 7.4 0 8.1 20 7.4 0 7.9 19 7.4 0 8.4 16 7.4 0 0 <br /> 500 mg/l 8.3 18 7.8 8.4 19 7.4 1 8.2 20 7.4 0 7.7 19 7.5 0 8.8 16 7.4 0 0 <br /> 250 mg/l 8.3 18 7.8 8.6 19 7.5 0 8.3 20 7.4 1 8.1 19 7_4 0 9.0 16 7.4 . 0 -$ <br /> 250 mg/l 8.2 18 7.8 8.3 19 7.5 0 8.1 20 7.4 0 8.0 19 7.3 0 8.5 16 7.4 0 1 <br /> REMARKS: Sample Alkalinity Before: 37 ng/l After: 36 mg/l <br /> 0750 mg/l Hardness Before: 48 mg/l After: 44 m9/l <br /> LC50: 1750 mg/l LC50 <br /> This material does not have an ocute aquatic 96-hr LC50 less than 500 mg/l with fathead <br /> minnows and according to 22 Cal Adm Code Art 11 Sec. 66696 (4) is not hazardous or <br /> toxic by this criterion. <br /> Respectfully submitted, <br /> CDAST-TG-WASj ANALYTICAL SERVICES <br /> 03605-16.481/191 <br /> MH/ke - �Hov iuk, Ph.D.. Fr6sident <br />