Table 1. CAKE Results for Tetralin When Using the Extended Model Including the Metabolite and Tenax Residues (Only SFO Kinetics)a.
| residue | χ2 (%) | overall DT50 (d) | FT | FV | DegT50 (days) | DT50, vol (days) |
|---|---|---|---|---|---|---|
| soil 01-A | ||||||
| parent | 4.45 | 15.2 | 0.48 | 0.33 | 22.6 | 46.4 |
| metabolite | 14.40 | 16 | – | – | – | – |
| tenax | 3.91 | – | – | – | – | – |
| soil 02-A | ||||||
| parent | 16.9 | 8.25 | 0.60 | 0.30 | 11.7 | 28.0 |
| metabolite | 16.4 | 8.01 | – | – | – | – |
| tenax | 4.25 | – | – | – | – | – |
| soil 03-G | ||||||
| parent | 7.19 | 7.13 | 0.62 | 0.06 | 7.6 | 111.1 |
| metabolite | 14.5 | 9.08 | – | – | – | – |
| tenax | 11.5 | – | – | – | – | – |
| soil 04-A | ||||||
| parent | 5.37 | 25.7 | 0.43 | 0.18 | 31.1 | 143.1 |
| metabolite | 44.2 | 15.9 | – | – | – | – |
| tenax | 6.41 | – | – | – | – | – |
a
FT is the transformed fraction, Fv is the volatilized fraction, DegT50 is the degradation half-time, and DT50, vol is the removal half-time due to volatilization.