Table 5. Rate Parameters Evaluated from the Breakthrough Data for Sample 3 at Successive Sulfidations.
| cycle number | 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|
| kd (min–1) | 0.4350 | (0.3360)a | (0.1913) | (0.2551) | (0.1987) |
| 0.4471 | 0.3981 | 0.4551 | 0.4125 | ||
| k0 (m3·kg–1·min–1) | 5.3797 | (4.0460) | (2.3290) | (3.0156) | (2.4539) |
| 5.6526 | 5.0075 | 5.5474 | 4.9599 | ||
| R2 | 0.9999 | (0.9980) | (0.9889) | (0.9955) | (0.9890) |
| 0.9947 | 0.9999 | 0.9998 | 0.9998 |
a
The data in parentheses are the rate constants for sample 3 regenerated with 10% O2. Others are those for sample 3 regenerated with 81% H2O.