References
  -  Y.X. Gao, R.X. Kang, J. Xia, G. Yu, S.B. Deng, Understanding
    the adsorption of sulfonamide antibiotics on MIL-53s:
    metal dependence of breathing effect and adsorptive
    performance in aqueous solution, J. Colloid Interface Sci., 535
    (2019) 159–168. 
-  S.X. Guo, M.L. Gao, T. Shen, Y. Xiang, G.L. Cao, Effective
    adsorption of sulfamethoxazole by novel Organo-Vts and their
    mechanistic insights, Microporous Mesoporous Mater., 286 (2019)
    36–44. 
-  W.W. Ben, B. Zhu, X.J. Yuan, Y. Zhang, M. Yang, Z.M. Qiang,
    Occurrence, removal and risk of organic micropollutants in
    wastewater treatment plants across China: comparison of
    wastewater treatment processes, Water Res., 130 (2018) 38–46. 
-  W. Gwenzi, N. Chaukura, Organic contaminants in African
    aquatic systems: current knowledge, health risks, and future
    research directions, Sci. Total Environ., 619–620 (2018)
    1493–1514. 
-  B. Díaz-Garduño, M.G. Pintado-Herrera, M. Biel-Maeso,
    J.J. Rueda-Márquez, P.A. Lara-Martín, J.A. Perales, M.A. Manzano,
    C. Garrido-Pérez, M.L. Martín-Díaz, Environmental risk
    assessment of effluents as a whole emerging contaminant:
    efficiency of alternative tertiary treatments for wastewater
    depuration, Water Res., 119 (2017) 136–149. 
-  M. Zbair, H. Ait Ahsaine, Z. Anfar, Porous carbon by microwave
    assisted pyrolysis: an effective and low-cost adsorbent for
    sulfamethoxazole adsorption and optimization using response
    surface methodology, J. Cleaner Prod., 202 (2018) 571–581. 
-  S.G. Akpe, I. Ahmed, P. Puthiaraj, K.S. Yu, W.-S. Ahn,
    Microporous organic polymers for efficient removal of sulfamethoxazole
    from aqueous solutions, Microporous Mesoporous
    Mater., 296 (2020) 109979. 
-  A.A. Alswat, M.B. Ahmad, T.A. Saleh, Zeolite modified with
    copper oxide and iron oxide for lead and arsenic adsorption
    from aqueous solutions, J. Water Supply Res. Technol. AQUA,
    65 (2016) 465–479. 
-  T.A. Saleh, Isotherm, kinetic, and thermodynamic studies on
    Hg(II) adsorption from aqueous solution by silica- multiwall
    carbon nanotubes, Environ. Sci. Pollut. Res. Int., 22 (2015)
    16721–16731. 
-  M.B. Ahmed, J.L. Zhou, H.H. Ngo, W. Guo, M.A.H. Johir,
    K. Sornalingam, Single and competitive sorption properties
    and mechanism of functionalized biochar for removing sulfonamide
    antibiotics from water, Chem. Eng. J., 311 (2017) 348–358. 
-  J.D. Dai, A. Xie, R.L. Zhang, W.N. Ge, Z.S. Chang, S.J. Tian,
    C.X. Li, Y.S. Yan, Scalable preparation of hierarchical porous
    carbon from lignin for highly efficient adsorptive removal of
    sulfamethazine antibiotic, J. Mol. Liq., 256 (2018) 203–212. 
-  S.X. Chen, J. Wang, Z.L. Wu, Q. Deng, W.F. Tu, G.P. Dai, Z.L. Zeng,
    S.G. Deng, Enhanced Cr(VI) removal by polyethylenimine- and
    phosphorus-codoped hierarchical porous carbons, J. Colloid
    Interface Sci., 523 (2018) 110–120. 
-  L. Nielsen, T.J. Bandosz, Analysis of sulfamethoxazole and
    trimethoprim adsorption on sewage sludge and fish waste
    derived adsorbents, Microporous Mesoporous Mater., 220 (2016)
    58–72. 
-  I. Ahmed, B.N. Bhadra, H.J. Lee, S.H. Jhung, Metal-organic
    framework-derived carbons: preparation from ZIF-8 and
    application in the adsorptive removal of sulfamethoxazole from
    water, Catal. Today, 301 (2018) 90–97. 
-  X. Li, H. Yuan, X. Quan, S. Chen, S.J. You, Effective adsorption
    of sulfamethoxazole, bisphenol A and methyl orange on
    nanoporous carbon derived from metal-organic frameworks,
    J. Environ. Sci., 63 (2017) 250–259. 
-  W. Zheng, Y.W. Shi, G.Z. Liu, B. Zhao, L. Wang, Heteroatomdoped
    highly porous carbons prepared by in situ activation for
    efficient adsorptive removal of sulfamethoxazole, RSC Adv.,
    10 (2020) 1595–1602. 
-  Y.K. Lan, T.C. Chen, H.J. Tsai, H.C. Wu, J.H. Lin, I.K. Lin,
    J.F. Lee, C.S. Chen, Adsorption behavior and mechanism of
    antibiotic sulfamethoxazole on carboxylic-functionalized
    carbon nanofibers-encapsulated Ni magnetic nanoparticles,
    Langmuir, 32 (2016) 9530–9539. 
-  A.-H. Lu, E.L. Salabas, F. Schüth, Magnetic nanoparticles:
    synthesis, protection, functionalization, and application,
    Angew. Chem. Int. Ed., 46 (2007) 1222–1244. 
-  J.L. Wan, H.P. Deng, J. Shi, L. Zhou, T. Su, Synthesized magnetic
    manganese ferrite nanoparticles on activated carbon for
    sulfamethoxazole removal, CLEAN – Soil Air Water, 42 (2014)
    1199–1207. 
-  F. Wang, W.L. Sun, W.Y. Pan, N. Xu, Adsorption of
	  sulfamethoxazole and 17β-estradiol by carbon nanotubes/CoFe2O4 composites, Chem. Eng. J., 274 (2015) 17–29. 
-  F. Reguyal, A.K. Sarmah, W. Gao, Synthesis of magnetic biochar
    from pine sawdust via oxidative hydrolysis of FeCl2 for the
    removal sulfamethoxazole from aqueous solution, J. Hazard.
    Mater., 321 (2017) 868–878. 
-  J.Y. Heo, Y.M. Yoon, G.Y. Lee, Y.J. Kim, J.H. Han, C.M. Park,
    Enhanced adsorption of bisphenol A and sulfamethoxazole by
    a novel magnetic CuZnFe2O4–biochar composite, Bioresour.
    Technol., 281 (2019) 179–187. 
-  C. Liu, Y.P. Wang, Y.T. Zhang, R.Y. Li, W.D. Meng, Z.L. Song,
    F. Qi, B.B. Xu, W. Chu, D.H. Yuan, B. Yu, Enhancement of Fe@
    porous carbon to be an efficient mediator for peroxymonosulfate
    activation for oxidation of organic contaminants: incorporation
    NH2-group into structure of its MOF precursor, Chem. Eng. J.,
    354 (2018) 835–848. 
-  M. Angamuthu, G. Satishkumar, M.V. Landau, Precisely
    controlled encapsulation of Fe3O4 nanoparticles in mesoporous
    carbon nanodisk using iron based MOF precursor for effective
    dye removal, Microporous Mesoporous Mater., 251 (2017) 58–68. 
-  Y. Yusran, D. Xu, Q.R. Fang, D.L. Zhang, S.L. Qiu, MOF-derived
    Co@N-C nanocatalyst for catalytic reduction of 4-nitrophenol
    to 4-aminophenol, Microporous Mesoporous Mater., 241 (2017)
    346–354. 
-  J.J. Zhang, X.L. Yan, X.Y. Hu, R. Feng, M. Zhou, Direct
    carbonization of Zn/Co zeolitic imidazolate frameworks for
    efficient adsorption of Rhodamine B, Chem. Eng. J., 347 (2018)
    640–647. 
-  M. Sevilla, C. Salinas Martínez-de Lecea, T. Valdés-Solís,
    E. Morallón, A.B. Fuertes, Solid-phase synthesis of graphitic
    carbon nanostructures from iron and cobalt gluconates and
    their utilization as electrocatalyst supports, Phys. Chem. Chem.
    Phys., 10 (2008) 1433–1442. 
-  J. Xiong, M.H. Hu, X.P. Li, H.Y. Li, X. Li, X. Liu, G.Z. Cao,
    W.S. Li, Porous graphite: a facile synthesis from ferrous
    gluconate and excellent performance as anode electrocatalyst
    of microbial fuel cell, Biosens. Bioelectron., 109 (2018) 116–122. 
-  M. Sevilla, A.B. Fuertes, A general and facile synthesis strategy
    towards highly porous carbons: carbonization of organic salts,
    J. Mater. Chem. A, 1 (2013) 13738. 
-  J.D. Dai, S.J. Tian, Y.H. Jiang, Z.S. Chang, A. Xie, R.L. Zhang,
    Y.S. Yan, Facile synthesis of porous carbon sheets from
    potassium acetate via in-situ template and self-activation for
    highly efficient chloramphenicol removal, J. Alloys Compd.,
    732 (2018) 222–232. 
-  B. Xu, D.F. Zheng, M.Q. Jia, G.P. Cao, Y.S. Yang, Nitrogen-doped
    porous carbon simply prepared by pyrolyzing a nitrogencontaining
    organic salt for supercapacitors, Electrochim. Acta,
    98 (2013) 176–182. 
-  Z.-H. Zhang, Z. Han, X.-A. Zeng, M.-S. Wang, The preparation
    of Fe-glycine complexes by a novel method (pulsed electric
    fields), Food Chem., 219 (2017) 468–476. 
-  Y.W. Shi, J.D. Zhu, G. Yuan, G.Z. Liu, Q.F. Wang, W.J. Sun,
    B. Zhao, L. Wang, H.W. Zhang, Activation of persulfate by
    EDTA-2K-derived nitrogen-doped porous carbons for organic
    contaminant removal: radical and non-radical pathways, Chem.
    Eng. J., 386 (2020) 124009. 
-  N. Ninwiwek, P. Hongsawat, P. Punyapalakul, P. Prarat, Removal
    of the antibiotic sulfamethoxazole from environmental water
    by mesoporous silica-magnetic graphene oxide nanocomposite
    technology: adsorption characteristics, coadsorption and
    uptake mechanism, Colloids Surf., A, 580 (2019) 123716. 
-  T. Van Tran, D.T.C. Nguyen, H.-T. Nguyen, S. Nanda,
    D.-V.N. Vo, S.T. Do, T. Van Nguyen, T.A.D. Thi, L.G. Bach,
    T.D. Nguyen, Application of Fe-based metal-organic framework
    and its pyrolysis products for sulfonamide treatment, Environ.
    Sci. Pollut. Res. Int., 26 (2019) 28106–28126. 
-  T.A. Saleh, Naeemullah, M. Tuzen, A. Sarı, Polyethylenimine
    modified activated carbon as novel magnetic adsorbent for the
    removal of uranium from aqueous solution, Chem. Eng. Res.
    Des., 117 (2017) 218–227. 
-  P. Singjai, T. Thongtem, S. Kumfu, S. Thongtem, Synthesis of
    CNTs via ethanol decomposition over ball-milled Fe2O3 coated
    copper sheets, Inorg. Mater., 43 (2007) 143–147. 
-  P.L. Tan, Active phase, catalytic activity, and induction period of
    Fe/zeolite material in nonoxidative aromatization of methane,
    J. Catal., 338 (2016) 21–29. 
-  C. Liu, L.Y. Liu, X. Tian, Y.P. Wang, R.Y. Li, Y.T. Zhang, Z.L. Song,
    B.B. Xu, W. Chu, F. Qi, A. Ikhlaq, Coupling metal–organic
    frameworks and g-C3N4 to derive Fe@N-doped graphene-like
    carbon for peroxymonosulfate activation: upgrading framework
    stability and performance, Appl. Catal., B, 255 (2019) 117763. 
-  Z. Cao, X. Liu, J. Xu, J. Zhang, Y. Yang, J.L. Zhou, X.H. Xu,
    G.V. Lowry, Removal of antibiotic florfenicol by sulfidemodified
    nanoscale zero-valent iron, Environ. Sci. Technol.,
    51 (2017) 11269–11277. 
-  X.J. Hou, X.P. Huang, Z.H. Ai, J.C. Zhao, L.Z. Zhang, Ascorbic
    acid/Fe@Fe2O3: a highly efficient combined Fenton reagent to
    remove organic contaminants, J. Hazard. Mater., 310 (2016)
    170–178. 
-  J. Pallarés, A. González-Cencerrado, I. Arauzo, Production
    and characterization of activated carbon from barley straw by
    physical activation with carbon dioxide and steam, Biomass
    Bioenergy, 115 (2018) 64–73. 
-  Y.W. Shi, G.Z. Liu, L. Wang, X.W. Zhang, Efficient adsorptive
    removal of dibenzothiophene from model fuel over heteroatomdoped
    porous carbons by carbonization of an organic salt,
    Chem. Eng. J., 259 (2015) 771–778. 
-  Y.W. Shi, G.Z. Liu, L. Wang, H.W. Zhang, Activated carbons
    derived from hydrothermal impregnation of sucrose with
    phosphoric acid: remarkable adsorbents for sulfamethoxazole
    removal, RSC Adv., 9 (2019) 17841–17851. 
-  Y.W. Shi, G.Z. Liu, L. Wang, H.W. Zhang, Heteroatom-doped
    porous carbons from sucrose and phytic acid for adsorptive
    desulfurization and sulfamethoxazole removal: a comparison
    between aqueous and non-aqueous adsorption, J. Colloid
    Interface Sci., 557 (2019) 336–348. 
-  M. Kah, G. Sigmund, F. Xiao, T. Hofmann, Sorption of ionizable
    and ionic organic compounds to biochar, activated carbon and
    other carbonaceous materials, Water Res., 124 (2017) 673–692. 
-  D.Q. Zhu, J.J. Pignatello, Characterization of aromatic
    compound sorptive interactions with black carbon (charcoal)
    assisted by graphite as a model, Environ. Sci. Technol., 39 (2005)
    2033–2041. 
-  M. Keiluweit, M. Kleber, Molecular-level interactions in soils
    and sediments: the role of aromatic π-systems, Environ. Sci.
    Technol., 43 (2009) 3421–3429. 
-  H.N. Tran, S.-J. You, A. Hosseini-Bandegharaei, H.-P. Chao,
    Mistakes and inconsistencies regarding adsorption of
    contaminants from aqueous solutions: a critical review, Water
    Res., 120 (2017) 88–116. 
-  K.L. Tan, B.H. Hameed, Insight into the adsorption kinetics
    models for the removal of contaminants from aqueous solutions,
    J. Taiwan Inst. Chem. Eng., 74 (2017) 25–48. 
-  N.F. Nejad, E. Shams, M.K. Amini, J.C. Bennett, Ordered
    mesoporous carbon CMK-5 as a potential sorbent for fuel
    desulfurization: application to the removal of dibenzothiophene
    and comparison with CMK-3, Microporous Mesoporous Mater.,
    168 (2013) 239–246. 
-  X. Wei, Z.D. Zhang, L. Qin, J.D. Dai, Template-free preparation
    of yeast-derived three-dimensional hierarchical porous carbon
    for highly efficient sulfamethazine adsorption from water,
    J. Taiwan Inst. Chem. Eng., 95 (2019) 532–540. 
-  Z.A. Jamiu, T.A. Saleh, S.A. Ali, Synthesis of a unique crosslinked
    polyzwitterion/anion with an aspartic acid residue
	  and its use for Pb2+ removal from aqueous solution, RSC Adv.,
    5 (2015) 42222–42232. 
-  W. Chen, Z.-Y. Ouyang, C. Qian, H.-Q. Yu, Induced structural
    changes of humic acid by exposure of polystyrene microplastics:
	  a spectroscopic insight, Environ. Pollut., 233 (2018) 1–7.