Table 8.2.6.11. The Effect of temperature, duplicate testing and test duration on the LC₅₀ in mg/L to Sodium Chlorophenate using Daphnia magna

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duplicate	24-hour LC₅₀ data		48-hour LC₅₀ data
test number	20C	26C	20C	26C
1	0.63	0.38	0.44	0.34
2	0.78	0.51	0.38	0.42
3	0.66	0.81	0.45	0.47
4	0.55	0.81	0.38	0.45
5	0.55		0.32
6	0.64	0.49	0.47	0.38
7	0.85	0.84	0.67	0.59
8	0.77	0.75	0.45	0.69
9	0.70	0.85	0.34	0.61
10	0.80	0.57	0.34	0.41
Mean	0.69	0.67	0.42	0.48
SD	0.10	0.17	0.09	0.11

pH 8.0-8.5, hardness 160-180 mg/L, from Reference 697.