笋壳渣对阴阳离子染料的吸附特征及机制研究

祖林鹏,邓斌,杨成,王章鸿,刘涛泽,刘庆友

Adsorption characteristics and mechanism of anion and cation dyes by bamboo shoot shell residue

Linpeng ZU,Bin DENG,Cheng YANG,Zhanghong WANG,Taoze LIU,Qingyou LIU

表2 吸附热力学参数

Table 2 Thermodynamic parameters of adsorption

染料 T/K ΔG0/（kJ·mol-1） ΔH0/（kJ·mol-1） ΔS0/（J·mol-1·K-1） MB 288.15 -11.710 73.626 0.296 298.15 -14.152 308.15 -17.645 AS 288.15 -7.614 12.200 0.069 298.19 -8.697 308.15 -8.979