木质素磺酸钠接枝聚丙烯酸钠树脂的制备及其吸附
魏婕,徐铭,李宏伟

Preparation and adsorption of sodium lignosulfonate grafted sodium polyacrylate resin
Jie WEI,Ming XU,Hongwei LI
表4 等温吸附方程拟合参数
Table 4 Fitting parameters of isothermal adsorption equation
金属离子Langmuir方程Freundlich方程
b/(L·mg-1qmax/(mg·g-1R2KF1/nR2
Pb2+ 0.1048 25.3381 0.9896 7.7537 0.3380 0.8133
Cu2+ 0.0614 23.6759 0.9862 7.1013 0.3283 0.7768