Fig. 13From: Preparation of Nano-Copper Sulfide and Its Adsorption Properties for 17α-Ethynyl EstradiolIsotherm curve of 298 K copper sulfide adsorption EE2 (a), Langmuir isotherm curve fitting of copper sulfide adsorption EE2 (b), and Freundlich isotherm curve fitting of EE2 adsorbed on copper sulfide (c)Back to article page