SFO_actual_twa.Rd
Actual and maximum moving window time average concentrations for SFO kinetics
SFO_actual_twa(DT50 = 1000, times = c(0, 1, 2, 4, 7, 14, 21, 28, 42, 50, 100))
DT50 | The half-life. |
---|---|
times | The output times, and window sizes for time weighted average concentrations |
FOCUS (2014) Generic Guidance for Estimating Persistence and Degradation Kinetics from Environmental Fate Studies on Pesticides in EU Registration, Version 1.1, 18 December 2014, p. 251
SFO_actual_twa(10)#> actual twa #> 0 1.0000000000 NaN #> 1 0.9330329915 0.9661297 #> 2 0.8705505633 0.9337803 #> 4 0.7578582833 0.8733416 #> 7 0.6155722067 0.7923030 #> 14 0.3789291416 0.6400113 #> 21 0.2332582479 0.5267498 #> 28 0.1435872944 0.4412651 #> 42 0.0544094102 0.3248093 #> 50 0.0312500000 0.2795222 #> 100 0.0009765625 0.1441286