Research Article
Separation of Some Anionic Dyes Using Reverse Micelles of CTAB and SDS as Efficient Surfactants Adsorbents from Aqueous Medium
Table 2
Summarizing the constants of kinetics model and the correlation coefficients for RY145 and RB222 by SDS and CTAB surfactants.
| Surfactants | Pseudo-first-order model | RY145 | RB222 | k1 min−1. | R2 | t0.5 min | k1 min−1 | R2 | t0.5 min | CTAB | 0.0804 | 0.999 | 8.62 | 0.0555 | 0.9980 | 12.5 | SDS | 0.0613 | 0.9772 | 11.31 | 0.0760 | 0.9733 | 9.11 |
| Pseudo-second-order model | | RY145 | RB222 | k2 g mg−1 min−1 | R2 | t0.5 min | k2 g mg−1 min−1 | R2 | t0.5 min | CTAB | 0.0029 | 0.9871 | 15.52 | 0.0039 | 0.9571 | 17.54 | SDS | 0.0029 | 0.9461 | 15.52 | 0.0014 | 0.9441 | 32.14 |
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