Concentration profiles of chlorine radicals and their significances in •OH-induced dye degradation: Kinetic modeling and reaction pathways

Chemical Engineering Journal

Volumn 209, Issue , 2012, Pages 38-45

  Yuan, Ruixia ^a   Ramjaun, Sadiqua N ^a   Wang, Zhaohui ^a   Liu, Jianshe ^a  

^a DONGHUA UNIVERSITY   (China)

Author keywords

Azo dye; Halogenated byproduct; Kinetic modeling; Saline wastewater; UV H2O2

Indexed keywords

ACIDIC CONDITIONS; ADVANCED OXIDATION PROCESS; AZO-DYE ACID ORANGE 7; CHLORINE RADICALS; CONCENTRATION PROFILES; DEGRADATION EFFICIENCY; DEGRADATION PATHWAYS; DYE DEGRADATION; DYEING WASTEWATER; HALOGENATED ORGANIC COMPOUNDS; INHIBITORY EFFECT; INTERMEDIATE PRODUCT; KINETIC MODELING; LABORATORY EXPERIMENTS; REACTION PATHWAYS; SALINE WASTEWATER; SALINE WASTEWATER TREATMENT; SCAVENGING EFFECT; UV/H2O2;

ACTIVATED CARBON; AZO DYES; BYPRODUCTS; DEGRADATION; HALOGENATION; KINETIC THEORY; KINETICS; WASTEWATER TREATMENT;

CHLORINE;

EID: 84865295333     PISSN: 13858947     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cej.2012.07.127     Document Type: Article

References (32)

1. 2+/oxone reagent: kinetic analysis. J. Hazard. Mater. 2011, 190:1083-1087.
2. Muthukumar M., Selvakumar N. Studies on the effect of inorganic salts on decolouration of acid dye effluents by ozonation. Dyes Pigments 2004, 62:221-228.
3. Yuan R.X., Ramjaun S.N., Wang Z.H., Liu J.S. Photocatalytic degradation and chlorination of azo dye in saline wastewater: kinetics and AOX formation. Chem. Eng. J. 2012, 192:171-178.
4. 2-photocatalytic degradation of substituted pyridines in aqueous solutions. Appl. Catal. B: Environ. 2010, 95:100-109.
5. 2 and UV/Fe(II) processes. Chem. Eng. J. 2010, 160:226-231.
6. 2. Desalination 2009, 239:159-166.
7. 2 in the presence of inorganic salts. Dyes Pigments 2007, 73:261-268.
8. 2-UV photocatalytic oxidation of Reactive Yellow 14: effect of operational parameters. J. Hazard. Mater. B 2006, 135:78-86.
9. 2. J. Photochem. Photobiol. A: Chem. 2003, 158:27-36.
10. Yuan R.X., Ramjaun S.N., Wang Z.H., Liu J.S. Effects of chloride ion on degradation of Acid Orange 7 by sulfate radical-based advanced oxidation process: implications for formation of chlorinated aromatic compounds. J. Hazard. Mater. 2011, 196:173-179.
11. Grebel J.E., Pignatello J.J., Mitch W.A. Effect of halide ions and carbonates on organic contaminant degradation by hydroxyl radical-based advanced oxidation processes in saline waters. Environ. Sci. Technol. 2010, 44:6822-6828.
12. J.C. Ianni, Kintecus, v4.40 Windows version, 2012. http://www.kintecus.com/.
13. Duesterberg C.K., Mylon S.E., Waite T.D. PH effects on iron-catalyzed oxidation using Fenton's reagent. Environ. Sci. Technol. 2008, 42:8522-8527.
14. -). Environ. Sci. Technol. 2000, 34:2162-2168.
15. 2 decolourisation of Acid Blue 74. Dyes Pigments 2005, 66:129-134.
16. Rose A.L., Waite T.D. Kinetic model for Fe(II) oxidation in seawater in the absence and presence of natural organic matter. Environ. Sci. Technol. 2002, 36:433-444.
17. 2/UV and photo-Fenton treatment. J. Hazard. Mater. 2010, 174:352-358.
18. 2 and some ions. Langmuir 2002, 18:3247-3254.
19. 2 suspensions. Appl. Catal. B: Environ. 2004, 47:189-201.
20. 2-suspension. Sol. Energ. Mat. Sol. C 2004, 81:439-457.
21. 2/UV process. Chemosphere 2001, 44:1193-1200.
22. 2: initial rate analysis by effective kinetic modeling methodology. Chem. Eng. Sci. 2010, 65:135-140.
23. Moraes J.E.F., Quina F.H., Nascimento C.A.O., Silva D.N., Chiavone-Filho O. Treatment of saline wastewater contaminated with hydrocarbons by the photo-Fenton process. Environ. Sci. Technol. 2004, 38:1183-1187.
24. Seiss M., Gahr A., Niessner R. Improved AOX degradation in UV oxidative wastewater treatment by dialysis with nanofiltration membrane. Wat. Res. 2001, 35:3242-3248.
25. 2 processes. Desalinize 2007, 211:72-86.
26. 2/UV process in a completely mixed batch reactor. Wat. Res. 1999, 33:2315-2328.
27. NIST, NDRL/NIST Solution Kinetics Database on the Web, National Institute of Standards and Technology, 2002 < (accessed March 2012). http://kinetics.nist.gov/solution/.
28. Velegraki T., Poulios I., Charalabaki M., Kalogerakis N., Samaras P., Mantzavinos D. Photocatalytic and sonolytic oxidation of Acid Orange 7 in aqueous solution. Appl. Catal. B: Environ. 2006, 62:159-168.
29. 2 suspensions. Appl. Catal. B: Environ. 2003, 40:271-286.
30. Sykes P. A guidebook to mechanism in organic chemistry 1996, Longman, London. sixth ed.
31. Anipsitakis G.P., Dionysiou D.D., Gonzalez M.A. Cobalt-mediated activation of peroxymonosulfate and sulfate radical attack on phenolic compounds. Implications of chloride ions. Environ. Sci. Technol. 2006, 40:1000-1007.
32. Baycan N., Thomanetz E., Sengül F. Influence of chloride concentration on the formation of AOX in UV oxidative system. J. Hazard. Mater. 2007, 143:171-176.