<!-- Generated by pkgdown: do not edit by hand --> <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Example datasets from the NAFTA SOP published 2015 — NAFTA_SOP_2015 • mkin</title> <!-- jquery --> <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.4.1/jquery.min.js" integrity="sha256-CSXorXvZcTkaix6Yvo6HppcZGetbYMGWSFlBw8HfCJo=" crossorigin="anonymous"></script> <!-- Bootstrap --> <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.4.1/css/bootstrap.min.css" integrity="sha256-bZLfwXAP04zRMK2BjiO8iu9pf4FbLqX6zitd+tIvLhE=" crossorigin="anonymous" /> <script src="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.4.1/js/bootstrap.min.js" integrity="sha256-nuL8/2cJ5NDSSwnKD8VqreErSWHtnEP9E7AySL+1ev4=" crossorigin="anonymous"></script> <!-- bootstrap-toc --> <link rel="stylesheet" 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the name of the observed variable</p></dd> <dt><code>time</code></dt><dd><p>a numeric vector containing time points</p></dd> <dt><code>value</code></dt><dd><p>a numeric vector containing concentrations</p></dd> </dl> <h2 class="hasAnchor" id="source"><a class="anchor" href="#source"></a>Source</h2> <p>NAFTA (2011) Guidance for evaluating and calculating degradation kinetics in environmental media. NAFTA Technical Working Group on Pesticides <a href='https://www.epa.gov/pesticide-science-and-assessing-pesticide-risks/guidance-evaluating-and-calculating-degradation'>https://www.epa.gov/pesticide-science-and-assessing-pesticide-risks/guidance-evaluating-and-calculating-degradation</a> accessed 2019-02-22</p> <p>US EPA (2015) Standard Operating Procedure for Using the NAFTA Guidance to Calculate Representative Half-life Values and Characterizing Pesticide Degradation <a href='https://www.epa.gov/pesticide-science-and-assessing-pesticide-risks/standard-operating-procedure-using-nafta-guidance'>https://www.epa.gov/pesticide-science-and-assessing-pesticide-risks/standard-operating-procedure-using-nafta-guidance</a></p> <h2 class="hasAnchor" id="examples"><a class="anchor" href="#examples"></a>Examples</h2> <pre class="examples"><div class='input'> <span class='va'>nafta_evaluation</span> <span class='op'><-</span> <span class='fu'><a href='nafta.html'>nafta</a></span><span class='op'>(</span><span class='va'>NAFTA_SOP_Appendix_D</span>, cores <span class='op'>=</span> <span class='fl'>1</span><span class='op'>)</span> </div><div class='output co'>#> <span class='message'>The SFO model is rejected as S_SFO is equal or higher than the critical value S_c</span></div><div class='output co'>#> <span class='message'>The representative half-life of the IORE model is longer than the one corresponding</span></div><div class='output co'>#> <span class='message'>to the terminal degradation rate found with the DFOP model.</span></div><div class='output co'>#> <span class='message'>The representative half-life obtained from the DFOP model may be used</span></div><div class='input'> <span class='fu'><a href='https://rdrr.io/r/base/print.html'>print</a></span><span class='op'>(</span><span class='va'>nafta_evaluation</span><span class='op'>)</span> </div><div class='output co'>#> Sums of squares: #> SFO IORE DFOP #> 1378.6832 615.7730 517.8836 #> #> Critical sum of squares for checking the SFO model: #> [1] 717.4598 #> #> Parameters: #> $SFO #> Estimate Pr(>t) Lower Upper #> parent_0 83.7558 1.80e-14 77.18268 90.3288 #> k_parent 0.0017 7.43e-05 0.00112 0.0026 #> sigma 8.7518 1.22e-05 5.64278 11.8608 #> #> $IORE #> Estimate Pr(>t) Lower Upper #> parent_0 9.69e+01 NA 8.88e+01 1.05e+02 #> k__iore_parent 8.40e-14 NA 1.79e-18 3.94e-09 #> N_parent 6.68e+00 NA 4.19e+00 9.17e+00 #> sigma 5.85e+00 NA 3.76e+00 7.94e+00 #> #> $DFOP #> Estimate Pr(>t) Lower Upper #> parent_0 9.76e+01 1.94e-13 9.02e+01 1.05e+02 #> k1 4.24e-02 5.92e-03 2.03e-02 8.88e-02 #> k2 8.24e-04 6.48e-03 3.89e-04 1.75e-03 #> g 2.88e-01 2.47e-05 1.95e-01 4.03e-01 #> sigma 5.36e+00 2.22e-05 3.43e+00 7.30e+00 #> #> #> DTx values: #> DT50 DT90 DT50_rep #> SFO 407 1350 407 #> IORE 541 5190000 1560000 #> DFOP 429 2380 841 #> #> Representative half-life: #> [1] 841.41</div><div class='input'> <span class='fu'><a href='https://rdrr.io/r/graphics/plot.default.html'>plot</a></span><span class='op'>(</span><span class='va'>nafta_evaluation</span><span class='op'>)</span> </div><div class='img'><img src='NAFTA_SOP_2015-1.png' alt='' width='700' height='433' /></div></pre> </div> <div class="col-md-3 hidden-xs hidden-sm" id="pkgdown-sidebar"> <nav id="toc" data-toggle="toc" class="sticky-top"> <h2 data-toc-skip>Contents</h2> </nav> </div> </div> <footer> <div class="copyright"> <p>Developed by Johannes Ranke.</p> </div> <div class="pkgdown"> <p>Site built with <a href="https://pkgdown.r-lib.org/">pkgdown</a> 1.6.1.</p> </div> </footer> </div> </body> </html>