Research Article
Effects of Dissolved Organic Matter on Sorption of Oxytetracycline to Sediments
Table 4
The parameters of sorption thermodynamics of oxytetracycline to three sediments with the presence of DOMs.
| Samples | (K) | | (kJ/mol) | (kJ/mol) | (J⋅mol⋅K−1) |
| FT | 298 | 5.1985 | −4.084 | 39.417 | 0.146 | 308 | 9.6358 | −5.801 | 318 | 14.1700 | −7.009 | FT-PDOM | 298 | 9.1670 | −5.489 | 35.796 | 0.139 | 308 | 15.217 | −6.971 | 318 | 22.761 | −8.262 | FT-MDOM | 298 | 4.5200 | −3.737 | 38.559 | 0.141 | 308 | 6.3480 | −4.733 | 318 | 11.9860 | −6.567 |
| RB | 298 | 3.3407 | −2.988 | 38.568 | 0.139 | 308 | 5.1806 | −4.212 | 318 | 8.8799 | −5.774 | RB-PDOM | 298 | 4.5150 | −3.735 | 33.599 | 0.125 | 308 | 6.7050 | −4.873 | 318 | 10.584 | −6.238 | RB-MDOM | 298 | 3.2920 | −2.952 | 38.280 | 0.138 | 308 | 5.0800 | −4.162 | 318 | 8.6850 | −5.715 |
| RF | 298 | 9.4643 | −5.568 | 31.838 | 0.125 | 308 | 13.0460 | −6.577 | 318 | 21.1930 | −8.073 | RF-PDOM | 298 | 16.4380 | −6.936 | 33.751 | 0.136 | 308 | 23.6930 | −8.105 | 318 | 38.6570 | −9.663 | RF-MDOM | 298 | 7.1801 | −4.884 | 13.376 | 0.061 | 308 | 8.3985 | −5.449 | 318 | 10.0790 | −6.109 |
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