|
Graphene species
|
Particle size (nm)
|
pHzpc
|
As species
|
Adsorption capacities (mg g− 1)
|
Reference
|
|---|
|
Fe3O4-graphene
|
–
|
–
|
As(III)
|
0.0103
|
[17]
|
|
Fe3O4-graphene-MnO2 composites
|
10
|
7
|
As(V)
|
12.2
|
[18]
|
|
GO-ZrO (OH)2
|
3.27
|
7
|
As(III)
|
17.2
|
[3]
|
|
phosphorene
|
5.58
|
3.0
|
As(III)
|
20
|
This study
|