Adsorption Behaviors of Oxytetracycline onto Sediment in the Weihe River, Shaanxi, China

Table 3

Isotherm parameters for OTC adsorption onto sediment samples.

Sampling point	Langmuir isotherm				Freundlich isotherm
	𝑄𝑚 (mg/kg)	𝐾𝐿 (L/mg)	𝑅^2	𝑅𝐿	𝐾𝐹 ((mg/kg)(L/mg)^1/𝑛)	1/𝑛	𝑅^2
1	35.9319	0.0403	0.9965	0.9007	1.4154	0.8795	0.9934
2	54.6655	0.0266	0.9970	0.9297	1.4202	0.9211	0.9951
3	81.8869	0.0187	0.9967	0.9484	1.5054	0.9430	0.9958