Kinetics and oxidative mechanism for H2O2-enhanced iron-mediated aeration (IMA) treatment of recalcitrant organic compounds in mature landfill leachate

Journal of Hazardous Materials

Volumn 169, Issue 1-3, 2009, Pages 370-375

  Deng, Yang ^a   Englehardt, James D ^b  

^a UNIVERSITY OF PUERTO RICO   (Puerto Rico)

^b University of Miami College of Engineering   (United States)

Author keywords

Dissolved oxygen; Hydrogen peroxide; Iron; Landfill leachate; Recalcitrant organics

Indexed keywords

AERATION RATE; BASIC SOLUTIONS; CHLOROBENZOIC ACID; COD REMOVAL; EMPIRICAL KINETIC MODEL; FULL FACTORIAL; GLYOXYLIC ACIDS; HIGH STRENGTH; HYDROXYL RADICALS; LANDFILL LEACHATE; LEACHATE; ORGANIC WASTES; ORGANIC WASTEWATER; OXIDATIVE MECHANISM; PROCESS VARIABLES; RECALCITRANT ORGANICS; SELF-DECOMPOSITION; SURFACE AREA; TARGET COMPOUND;

CHEMICAL OXYGEN DEMAND; DISSOLUTION; DISSOLVED OXYGEN; DISSOLVED OXYGEN SENSORS; HYDROGEN; HYDROGEN PEROXIDE; LEACHING; ORGANIC COMPOUNDS; OXIDATION; REACTION KINETICS; REFUSE DISPOSAL; SCAVENGING; SEWAGE; WASTEWATER; WASTEWATER TREATMENT;

LEACHATE TREATMENT;

4 CHLOROBENZOIC ACID; GLYOXYLIC ACID; HYDROGEN PEROXIDE; IRON; ORGANIC COMPOUND;

AERATION; CHEMICAL OXYGEN DEMAND; DECOMPOSITION; DEGRADATION; FREE RADICAL; HYDROGEN PEROXIDE; LANDFILL; LEACHATE; ORGANIC COMPOUND; OXIDATION; REACTION KINETICS; REMOVAL EXPERIMENT; TESTING METHOD; WASTE TREATMENT; WASTEWATER;

ACIDITY; AERATION; ARTICLE; CHEMICAL OXYGEN DEMAND; CONCENTRATION (PARAMETERS); DEGRADATION KINETICS; IRON MEDIATED AERATION; LANDFILL LEACHATE; OXIDATION; WASTE WATER MANAGEMENT;

AIR; HYDROGEN PEROXIDE; IRON; KINETICS; ORGANIC CHEMICALS; OXIDATION-REDUCTION; OXYGEN; PILOT PROJECTS; WATER POLLUTANTS, CHEMICAL;

EID: 67649784562     PISSN: 03043894     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jhazmat.2009.03.106     Document Type: Article

References (10)

1. Englehardt J., Meeroff D., Echegoyen L., Deng Y., Raymo F., and Shibata T. Oxidation of aqueous EDTA and associated organics and coprecipitation of inorganics by ambient iron-mediated aeration. Environ. Sci. Technol. 41 1 (2007) 270-276
2. Hug S.J., and Leupin O. Iron-catalyzed oxidation of arsenic(III) by oxygen and by hydrogen peroxide: pH-dependent formation of oxidants in the Fenton reaction. Environ. Sci. Technol. 37 (2003) 2734-2742
3. Keneen C., and Sedlak D. Factors affecting the yield of oxidants from the reaction of nanoparticulate zero-valent iron and oxygen. Environ. Sci. Technol. 42 (2008) 1262-1267
4. Deng Y., and Englehardt J. Hydrogen peroxide-enhanced iron-mediated aeration for the treatment of mature landfill leachate. J. Hazard. Mater. 153 (2008) 293-299
5. APHA, AWWA, WEF, Standard Methods for the Examination of Water and Wastewater, 19th ed., APHA, 1995.
6. Kolthoff I.M., and Sandell E.B. Textbook of Quantitative Inorganic Analysis. third ed. (1952), The Macmillan Company, New York, NY
7. Caprio V., and Insola A. A revised method for the spectrophotometric determination of glyoxylic-acid. Anal. Chim. Acta. 189 (1986) 379-382
8. R.E. Meeker, Stabilization of hydrogen peroxide, US Patent 3,208,606 (1965).
9. Pignatello J., Oliveros E., and MacKay A. Advanced oxidation processes for organic contaminant destruction based on the Fenton reaction and related chemistry. Crit. Rev. Environ. Sci. Technol. 36 1 (2006) 1-84
10. Ahn S., Kwon H., and Macdonald D.D. Role of chloride ion in passivity breakdown on iron and nickel. J. Electrochem. Soc. 152 11 (2005) B482-B490