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<br />Reference Toxicity Data Chart(s) <br />Fathead Minnow <br />LC50 Survival <br />Sodium Chloride Reftox <br />2004 - 2006 <br />~ Ju]-oa zs9 <br />Aug-04 8.73 <br />Sep-04 7.44 <br />Oct-04 8.12 ~ 0.000 <br />Nov-04 7.69 <br /> <br />Dec-04 <br />8.75 9.500 <br />v <br />' <br />Jan-05 8.20 .N 9.000 <br />Feb-OS 8.53 ~ 8.500 <br />Mat-OS 8.21 0 <br />in 8.000 <br />Apt-OS 8sS ~ <br />May-OS 9.13 ~.so0 <br />Jun-os 8.09 zooo <br />Dec-OS 8.49 <br />Jan-06 7.48 <br />Feb-06 8.24 <br />Mat-06 8.49 <br />Apt-O6 7.32 <br />May-06 8.00 <br />Jun-06 7.97 <br />Ju]-o6 8.22 <br />oet-o6 B.Is <br />e e a e o vin v~~n in ~NNNiII in ~n in <oro~o mro ~omm~o ~o <br />0 0 0 0 0 0 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 <br />j O~ 1 ~' > fS C d T C W Q ~' > tS C d T C O~ ~. <br />' Q to ~ Z ~ ~ LL ~ <g ~' Q to ~ Z 0 -10i ~i ~ a ~ -~+' ¢ to ~ <br />Mean 8.149 <br />Standard Deviation 0.439 <br />2 Standard Deviations 0.878 <br />3 Standard Deviations 1.317 <br />Low Limit 7.271 <br />High Limit 9.027 <br />Coeff of Variation 5.4% <br />8 <br /> <br />