Effects of Dissolved Organic Matter on Sorption of Oxytetracycline to Sediments

Table 1

Basic composition of first terrace (FT), river floodplain (RF), and riverbed (RB) sediments.

Samples	TOC (%)	Granulometric composition (%)
		Silt; <0.25 mm	Fine sand; 0.25–0.35 mm	Medium sand; 0.35–0.5 mm	Coarse sand; >0.5 mm
FT	6.032	7.5 ± 4.7	43.3 ± 7.6	42.6 ± 5.8	6.6 ± 4.3
RB	4.184	5.3 ± 1.4	43.9 ± 9.7	42.9 ± 4.2	7.9 ± 3.1
RF	1.575	21.7 ± 3.8	47.5 ± 4.5	23.1 ± 6.2	7.7 ± 4.7