ABSTRACT
Activated carbon (Senyuan Activated Carbon Co., Ltd, Chaoyang, China): big granular activated carbon (BGAC, diameter 2.00 mm∼5.00 mm, >90%; diameter <2.00 mm, <5%); granular activated carbon (GAC, diameter >800 μm, ≤2%; 400 μm∼700 μm, ≥85%; <355 μm, ≤2%); powdered activated carbon (PAC, diameter 400 μm∼700 μm, >87%, <355 μm, ≤2%), ultraviolet-visible spectrophotometer (UV3010, Shimazu, Japan), microwave oven (D70D20CTL-D5, Galanz, China), speed refrigerated centrifuge (Anke TGL-16G, Shanghai Anting Scientific Instrument Factory, China), electronic analytical balance (BS110S, Sartorius, Germany).
