Table 6.
Comparison study of the Cr(VI) adsorption capabilities by TIHP with the other different adsorbents.
| Adsorbent | Capacity of Adsorption, mg/g | References |
|---|---|---|
| Apricot stone | 262 | [74] |
| Rubber wood sawdust | 65 | [75] |
| Almond shell | 167.5 | [76] |
| Sterculia guttat shell | 45.5 | [77] |
| Chitosan beads | 76.92 | [78] |
| Schiff base-chitosan grafted multiwalled carbon nanotubes | 95.0 | [79] |
| ethylenediamine-modified cross-linked magnetic chitosan resin | 51.0 | [80] |
| Chitosan flakes | 34.40 | [81] |
| Zr(IV)-impregnated collagen fiber | 27.56 | [82] |
| Trimethoxysilyl group terminated poly(1-vinylimidazole)- modified-chitosan composite | 151.5 | [83] |
| Green rust functionalized geopolymer of composite cementitious materials | 55.01 | [84] |
| Fe3O4 loaded on activated carbon | 15.24 | [85] |
| Natural zeolite coated with magnetic nanoparticles | 43:933 | [86] |
| Date palm empty fruit bunch wastes | 70.49 | [87] |
| THIP | 307.07 | This study |