Metal ion | Adsorbent | Adsorption capacity qe (mg g−1) | References |
---|---|---|---|
Cu+2 | DiGu-Modified cellulose | 66 | Present work |
Cellulose modified with acrylic acid | 17.2 | [41] | |
Microfbrillated cellulose modified with aminopropyltriethoxysilane | 3.150 | [42] | |
Citric acid modified cellulose | 24 | [43] | |
Pristine nanocellulose | 20 | [44] | |
Cortex banana waste | 36.0 | [45] | |
Cationic wheat straw | 33.5 | [46] | |
Orange peels modified with HNo3 (0.1 M) | 15.27 | [47] | |
Activated carbons using hazelnut shell | 58.27 | [48] | |
Tobacco dust as a lignocellulosic source | 36.0 | [49] | |
Peanut shells, | 25.39 | [50] | |
Rice husk | 30.0 | [51] | |
Oil palm shell | 1.75 | [52] | |
Pomegranate peel | 30.12 | [53] | |
Hg+2 | DiGu-Modified cellulose | 55 | Present work |
Guanyl modified cellulose | 48.0 | [34] | |
Bamboo leaf powder as a cellulose source | 27.11 | [54] | |
Bacillus subtilis biomass | 68.5 | [55] | |
Eucalyptus bark | 34.60 | [56] | |
Allium sativum L. extract | 0.6497 | [57] | |
Silica gel modified with 2-(2-oxoethyl)hydrazine carbothioamide | 37.5 3 | [58] | |
Magnetic nanoparticles doped with 1,5-diphenylcarbazide | 44 | [59] | |
Pb+2 | DiGu-Modified cellulose | 70 | Present work |
S. bengalense extract modified with urea | 12.65 | [60] | |
Sorghum bicolor L. modified with thiourea | 17.82 | [61] | |
Pine cone powder modified with NaOH (0.01 M) | 24.75 | [62] | |
Oil palm shell | 3.39 | [52] | |
Cauliflower waste | 47.63 | [63] | |
Acrylic acid modified cellulose | 55.9 | [41] | |
Thiol- functionalized cotton as cellulosic biomass | 10.78 | [26] | |
Tobacco dust as a lignocellulosic source | 39.6 | [49] | |
Guanyl modified cellulose | 52 | [34] | |
Citric acid modified cellulose | 83 | [43] | |
Nano-TiO2 | 7.41 | [64] | |
Cd+2 | DiGu-Modified cellulose | 41 | Present work |
Tobacco dust as a lignocellulosic residue | 29.6 | [49] | |
Guanyl modified cellulose | 68 | [34] | |
T. aestivum Urea | 9.22 | [65] | |
Rice husk modified with NaOH | 20.24 | [66] | |
Rice husk modified with NaHCO3 | 16.18 | [66] | |
Orange peels modified with HNO3 (0.1 M) | 13.7 | [47] | |
Cellulose derived from corn stalk | 21.37 | [67] | |
Cellulose powder modified with acrylic acid | 30.3 | [41] | |
Cellulose extracted from juniper fiber and modified with NaOH | 0.26 | [68] | |
Microfbrillated cellulose modified with aminopropyltriethoxysilane | 4.195 | [42] | |
Treated olive stones | 49.3 | [69] | |
Rice husk modified with epichlohydrin | 11.12 | [66] |