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Aqua Terra Technologies STATIC ACUTE BIOASSAY } <br /> 2950 Buskirk Avenue (Hazardous Waste Test) <br /> Walnut Creek, CA 94596 r t <br /> 84 <br /> (415) 934-48 <br /> 1 <br /> CLIENT: Shields National. Inc. (Dg. 1 ) ATTENTION: Ms. Sandra Burns <br /> SAMPLE ID#: 11162 SAMPLE DESCRIPTION: ash TESTING DATES: 06/13/92 to 06/17/92 <br /> CLIENT D# a -Hou e <br /> Tech ID: 06/13/92 06/14/92 06/15/92 06/16/92 06/17/92 <br /> tw/Fatheads) -HOUR 48-HOUR 2-HOUR 96-HOUR NA <br /> TEST Alk Hard Live pH 00 Temp live pH DO Temp Live pH DO Temp Live pH DO Temp Live pH DO Temp <br /> CONC • • <br /> CL-b 32 48 /0 L9 2.0 20 10 7.9 9.0 19 10 7.7 8.9 19 10 8.0 9.0 19 10 8.1 9.1 19 <br /> 250-A N/A A 1 10 8.3 9.0 20 10 7.9 8.9 19 10 7.6 8.9 19 10 8.0 9.1 19 10 8.1 9 19 <br /> 250-B N/A A 10 8.3 9.0 20 10 7.9 1 8 19 10 7.6 8.9 1 19 10 810 9.0 19 10 8.1 9.2 1 <br /> 500-A A N/A 10 8.6 9.0 20 10 Z.9 8 19 10 7.6 8.9 19 10 8.0 9.1 19 10 8.1 9.1 19 <br /> 500-6 N A NLA 10 8.6 9.0 20 10 7.9 9.0 19 10 7.6 8.9 19 10 8.0 9.0 19 10 8.1 9.1 19 <br /> 750-A 31 1 >500 1 10 9.0 1 9.0 20 1 10 Q.0 8. 10 7.6 8.9 10 10 8.0 9.0 19 10 8.1 9.1 19 <br /> 750 >500 1 100 .0 10 8.0 8. 19 10 7.6 8.9 10 1 10 8.0 9.0 19 10 8.1 9.0 19 <br /> 96-hr. LC50: > 750 !NIL <br /> 95% Confidence Limits: <br /> 96-hr. Final Percent Survival in <br /> Controls A Treatments: 100% in all test concentrations. <br /> * a a <br /> -_Test volume :w_r chamber = 4 L. <br /> All teat concentratiow adjusted to pH 8_0 at test_Infliat(nn 06/13142 [LSM1_ A <br /> Laboratory <br /> Technicians Manager: <br /> RS/N5/6NI11162.DT1 Laboratory <br /> Director: <br />