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Y r M. <br /> r <br /> Aqua Terra Techntiogies STATIC ACUTE BIOASSAY fl <br /> 2950 Buskirk Avenue (Haarardous.Waste Test y <br /> Walnut Creek,CA 94596 <br /> (415)934-4884 <br /> CLIENT: Weston,' Inc. . 2 of 4 ATTENTION: Ms. Anderson <br /> SAMPLE ID#: 10084 1 SAMPLE DESCRIPTION: &il TESTING DATES: 5-10-91 to 5-14-91 <br /> CLIENT ID#: 01-2-5, W3043k <br /> b. <br /> INMAL 24-HOUR 43-HOUR 72-HOUR 96-HOUR FINAL ;P <br /> 3 <br /> TEST Alk Hud Live pH DO Temp Live pH DO Tang Live ,jH DO TwV Live pH DO T&np Live pH DO Ternp <br /> GONC • x ' <br /> MQfL Mq1L 0G rnqA, 0C mcA oC mQ& 0C m oC I <br /> 250 A t0 7.5 8.8 20 10 7.3 8.7 10 10 7.6 &.1 20 10 7.6 8.8 20 t0 7.6 6.9 20 <br /> 25013 10 17.5 8.6 20 10 7.5 8.7 20 14 7.6 9.1 20 10 7.6 6.7 20 10 7.6 9.0 20 <br /> i <br /> 500 A 10 17.5 6.4 20 10 7,5 8.7 20 10 7.6 9.1 20 10 7.6 8.8 20 10 7.6 9.0 20 <br /> 5008 10 1 - ,A 7- 10 7.5 8.7 20 10 7.6 9.1 20 10 7.6 6.6 20 10 7.6 9.0 20 <br /> 750 A 26 38 to 7.08.4 20 10 7.6 8.7 20 10 7.6 9.0 20 10 7.7 6.6 20 10 7.6 9.0 20 <br /> a <br /> T D 8 28 36 :0 7.6 6.4 20 10 7.6 8.7 20 10 7.6 9.0 20 10 7.7 8.8 20 10 7.6 8.0 24 <br /> Test Species: fatheads Avg Length 32.6 mm SL Max Length 40.0tr m SL Min Length 29.0 mm SL g <br /> Test Source:ThgEnRa F' Avg Wt 0.468 g Max Wt 0.57 g Min Wt 0.38 g <br /> 10 tank Control& <br /> Species Density 20/treatment Dilution Water dechlorinated tap Test Soln Vol 3 L Depth 17 cm Aeration Bubble <br /> 'Acclimation Tank 96 Dead Accl.'Tank Water dechlorinated tao Accl. Period 20 Days Accl.Temp. 20 +/-20C <br /> -74-hr. LC50: > 750 mg/L <br /> 9596 Confidence Limits: N/A <br /> 96-hr. >r,al Percent Survival This Pp:: 100% in all treatments, y <br /> Remark;,.: <br /> • Final AlkalinitysHardness(mg/Q: 750-mg/j,--n-38, 50 <br /> 1 Laboratory / I <br /> Technician; WF,PR!RD Manager. <br /> Laboratory` <br /> STATACU..kWTWAL10086.4DA Director: # <br /> {{8Y1 Its <br /> u <br /> 1 di <br /> 4^ <br /> 1� 4 <br /> 6 <br />