167 Column biodegradation II data 2,4-di Time #1 (days) (mg/1) 0.00 2.00 0.17 1.73 0.38 1.58 1.00 1.51 1.46 1.40 2.04 1.31 3.08 1.16 4.17 0.61 5.17 0.53 6.38 0.46 8.10 0.48 14.08 0.35 21.08 0.25 35.08 0.10 42.08 0.03 chlorophenol Pentachlorophenol #2 #3 #1 #2 #3 (mg/1) (mg/1) (mg/1) (mg/1) (mg/1) 2.00 2.00 2.00 2.00 2.00 1.74 1.78 0.91 1.07 1.05 1.67 1.67 0.86 0.96 0.94 1.54 1.63 0.81 0.83 0.83 1.54 1.49 0.66 0.81 0.83 1.50 1.55 0.61 0.79 0.77 1.28 1.22 0.63 0.79 0.81 0.95 0.87 0.55 0.71 0.75 0.70 0.74 0.61 0.67 0.71 0.66 0.71 0.53 0.64 0.66 0.62 0.62 0.57 0.54 0.60 0.48 0.44 0.37 0.46 0.49 0.31 0.27 0.28 0.33 0.31 0.17 0.11 0.14 0.21 0.18 0.05 0.02 0.09 0.14 0.11