pfm 0.3-7

Actual and maximum moving window time average concentrations for SFO kinetics

Usage

SFO_actual_twa(DT50 = 1000, times = c(0, 1, 2, 4, 7, 14, 21, 28, 42, 50, 100))

Arguments

DT50
The half-life.
times
The output times, and window sizes for time weighted average concentrations

Source

FOCUS (2014) Generic Guidance for Estimating Persistence and Degradation Kinetics from Environmental Fate Studies on Pesticides in EU Registratin, Version 1.1, 18 December 2014, p. 251

Description

Actual and maximum moving window time average concentrations for SFO kinetics

Examples

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

Author

Johannes Ranke