Unravelling the Methylene Blue Adsorption Mechanism on Doped and Nondoped Polyaniline: A Combined Molecular Modeling and Experimental Investigation

Table 7

Maximum MB adsorption capacities reported for various PANI-based adsorbents and other materials.

Adsorbent	Maximum adsorption capacity (mg/g)	pH	T (°C)	References
PANI-EB	40.2	8–9	30	This study
PANI powder	11.8	6–7	30	[26]
PANI powder	11.2	6–7	25	[86]
PANI cross-linked	13.8	6–7	25	[87]
PANI nanoparticles	6.1	6–7	25	[14]
PANI nanotubes	9.2	6–7	25	[13]
Polyaniline hydrogel	71.2	6–7	25	[83]
Polyacid doped polyaniline	466.5	6–7	25	[86]
Phytic acid-doped PANI	43	6–7	35	[88]
PANI graphene oxide composites	14.2	6–7	25	[89]
PANI/reduced graphene oxide composites	19.2	6–7	25	[89]
PVDF/boron nitride nanosheets-based membranes	142.8	6.5	25	[92]
Flyash/TiO2 modified chitosan biopolymer composite	35.1	7	25	[85]
Recycled PVDF beads	27.9	7	25	[93]
Boron nitride nanosheets	208.3	12	25	[94]