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. 2025 Jan 23;11(3):e42162. doi: 10.1016/j.heliyon.2025.e42162

Table 4.

Comparative table for adsorption of organic and inorganic pollutants on AC obtained from BCs.

Adsorbate Method Qmax Langmuir (mg/g)
Pb2+, Cr3+, Ni2+, Cd2+ Carbonization Hydrothermal, Activation with KOH 109.8–209.6 Pb2+ [22]
Roxarsone Carbonization Hydrothermal, Pyrolysis 697 [59]
Chloramphenicol Carbonization Hydrothermal, Activation with K2CO3 450 [60]
Phenol Pyrolysis, Activation with CO2 272 [14]
Phenacetin (Tin chloride pentahydrate + KOH), Pyrolysis 156.4 [61]
Bisphenol A Carbonization Hydrothermal, Pyrolysis 364.2 [62]
Cr6+ Pyrolysis, Activation with KOH 55.8 (In this research)