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Lab. No.355al R.O <br /> Date Received:o 5(1 21 2 o15 <br /> LABORATORY WORKSHEET Date Reported: o5 11911 5 <br /> Bioassay Type <br /> Report To: EnVLY'O- C�Lern,InO - Screening ng V Definitive Renewal___ <br /> 401 <br /> Sample Description Sn�f O d, Rock ( 15 0 511-6 5 <br /> Test Organism: Pimer>.hales Pmmelas Source: Thomas Fish Farm Aa'Ametizalien: 22 Days 2,0 deg-C (F S -I ) <br /> Aquaria Vokwur 10 liter(s) Aquaria Depth: 5 inch(es) No.Fish/Conoentration: 1Q Total Chlorine Residual. of D Sample ConduCW. 21+0 Nmhoa/cm <br /> Organism Characteristics Length(mm): Min: __�L3 MITI Marc 4.3 mm Avg: 3F1 mm Weigh(gm): Min: o.45 em Max: o. µ om Avg: 0.49 am <br /> fllulion water - Source: Soft Walrr Hardness- Initial: 40 maA Final: -9 5 M Alkaline- Initial: 30 mall Final: 3's mall <br /> Aeration: N/A Control Hardness Initial: �l 0 mgA. Final: ZLO—mg/1 .Control Alkaline Initlal: �' Q_mg/l .Final 3,5._ngil.Control Conductivity 2.'f O pmhoslcm <br /> Aeration Rate: WA Aeration Duration: Tanks: <br /> Bioassay Date ControlDilution <br /> Conditions Time 750 400 DUP 750 DUP 400 ° <br /> No. % No. % No. % No. % k <br /> No. % No. % No. <br /> i <br /> 10 100 10 100 10 100 1 10 1 100 1 10 100 10 100 10 100 <br /> iOrganisms 00 1 <br /> Surviving o <br /> 05 <br /> ' Dissolved <br /> Oxygen <br /> mg1L Is. 49 <br /> at .Start C a C CC <br /> pH 24 Hr 1 .o C s . C 2o.o C C 2 C C C <br /> 48 Hr C C 9.e C 14 Q C I <br /> Temp 72 Hr O C C CC <br /> 96 Hr sC C C SCI SC C C <br /> Results-LCe,= > 9n mgA Method of Calculations <br /> -1 +50 mg/I 95%Confidence Limits ' <br /> %Survival WA p LCW Method <br /> Toxic Units T.U. NIA <br /> Observation/Remarks Laboratory Supervisor <br />