Z Cheng, L Zhang, X Guo, X Jiang, T Li - Spectrochimica Acta Part A …, 2015 - Elsevier
… Adsorptions of congo red and direct red 80 onto activated carbon/… = 160 mg/L for the congo
red system, and C s … = 110 mg/L for the direct red 80 system. And in these conditions, the …