Effects of Dissolved Organic Matter on Sorption of Oxytetracycline to Sediments

Table 2

Pseudo-first-order and pseudo-second-order model fitted parameters for oxytetracycline sorption to three sediments with the presence of DOMs.

Samples		Pseudo-first-order model				Pseudo-second-order model
	(mg/kg)		(1/h)	(mg/kg)	RSS/dof		(kg/mg⋅h)	(mg/kg)	RSS/dof
FT	40.027	0.9738	0.1695	38.618	101.663	0.9858	0.0040	45.684	55.278
FT-PDOM	61.209	0.9868	0.1695	60.121	118.341	0.9814	0.0023	70.417	166.769
FT-MDOM	37.190	0.9750	0.1502	36.588	101.698	0.9772	0.0034	43.441	93.081
RB	30.089	0.9410	0.1644	28.652	49.604	0.9789	0.0061	32.802	17.755
RB-PDOM	40.027	0.9453	0.1311	38.943	145.568	0.9683	0.0033	45.400	84.239
RB-MDOM	28.133	0.9458	0.1701	27.193	63.592	0.9729	0.0065	31.157	31.771
RF	65.208	0.9846	0.1121	65.024	61.865	0.9828	0.0017	76.862	68.885
RF-PDOM	94.121	0.9905	0.1129	95.029	266.481	0.9839	9.12E-4	117.880	450.348
RF-MDOM	55.521	0.9420	0.1423	55.988	221.475	0.9337	0.0027	64.432	252.881