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Lab. No.2 9(. 5 a-T <br /> LABORATORY WORKSHEET Date Received: 11/-11 J ( r <br /> Date Reported: I t <br /> Report To: S Lt(LSA' Lab< Bioassay Type <br /> Static v' Continuous <br /> Screening✓✓Definitive <br /> Sample Description W03er — T I If 6 8 f C <br /> Test Organism: Pime hales Promelas <br /> Aquaria volume: 10 liters Aquaria Depth: 5 inches Source: Thomas Fish Farm <br /> No.Fish/Concentratlon: 10 Acclimatization: Days @ e2Q deg.C F.B - t <br /> Organism Characteristics - Length(mm); Mtn: 23 t mm Total Chlorine Residual: <br /> Dilution water - Source Soft Water - Maw mm Avg: tk 1 mm Weigh(gm): Min: O, O —�`-"-- �ampla Conductivity. mhos/cm ' <br /> Aeration: _ --- Hardness-Initial: O m /t E1nal Q mg om Max Q- om _ qv • <br /> Control Hardness Initial __ pin roll_ FlnaL ma/I Control Alkaline Initial: Alkaline-Initial: �O m /I Final: 0 <br /> Aeration Rate: _-__9 fA 6 mofl Final C m /I Control Conductivity <br /> m n <br /> Aeration Duration: - / Tanks: / ly m os/cm <br /> Bioassay Date Control Dilution <br /> No. <br /> Conditions Time 750 <br /> 500 <br /> 250 Du 750 Du 500 Du 250 <br /> to 100 10 too 10 (Co to <br /> . l /o© tNo. ttco%co Nto0o <br /> . I %4(--- <br /> tC iCIICtG (OOrganisms too 0C10100 10 t00 C (ClC ICO 10 <br /> ®Surviving IOC (C ICCt tb01IGCS10 9 30 <br /> oo tC loo ICOXtotoo to Coo <br /> 11 Dissolved 6,6 <br /> Oxygen <br /> 6.G <br /> mgt 6.9 h.4 6. �.c <br /> I4:;36 -if.-I E. <br /> Start . at. C .c; 6- 6.9 <br /> p H 24 Hr1�3 ° 0.4 C E. t3. °C c °C .3 �o °C .C ° <br /> 48 Hr ,� t oC `F t l9. C T.2 t9, °C .3 (9. °C . I 19. °C oC .� 40 <br /> ,2 C a C .3 C F. ° I9 °C -4.3 I C <br /> Temp 72 Hr 4 t�3. °C 'T.t 19.E°C �. {9. °C `F.4 C C .3 2®. °C .4 _�°C <br /> 96 Hr �0 3°C .d d.3 C -t ( 19.-f C . t 19.E°C .1 19.1- °C <br /> Results -LCso mg/1 <br /> Method of Calculations t <br /> �' So <br /> %Survival ,� r mg/1 95%Confidence Limits A <br /> 1 y4- LCso Method <br /> Toxic Units T.U. � <br /> Observation/Remarks <br /> J <br /> Laboratory Supervisor <br />