Removal of Co(II) and Ni(II) ions from contaminated water using silica gel functionalized with EDTA and/or DTPA as chelating agents

Journal of Hazardous Materials

Volumn 171, Issue 1-3, 2009, Pages 1071-1080

  Repo, Eveliina ^a   Kurniawan, Tonni Agustiono ^a   Warchol, Jolanta K ^b   Sillanpää, Mika E T ^a  

^a UNIVERSITY OF EASTERN FINLAND   (Finland)

^b RZESZOW UNIVERSITY OF TECHNOLOGY   (Poland)

Author keywords

Adsorption; Environmental protection; Heavy metal removal; Surface modification; Wastewater treatment

Indexed keywords

ADSORPTION CAPACITIES; AGITATION SPEED; BATCH MODES; CHELATING AGENT; CONCENTRATION OF; CONTACT TIME; CONTAMINATED WATER; DIETHYLENETRIAMINE PENTA-ACETIC ACIDS; ELEMENTAL ANALYSIS; ETHYLENEDIAMINETETRAACETIC ACID; FUNCTIONALIZED; HEAVY METAL REMOVAL; INITIAL CONCENTRATION; LANGMUIR MODELS; MODIFIED ADSORBENTS; MODIFIED SILICA GEL; NI ADSORPTIONS; OPTIMUM CONDITIONS; PORE-SIZE ANALYSIS; SECOND ORDERS; SURFACE AREA; SURFACE MODIFICATION; ZETA POTENTIAL ANALYSIS;

ACIDS; ADSORPTION; ATMOSPHERIC TEMPERATURE; CHELATION; DEWATERING; DYES; ENVIRONMENTAL PROTECTION; GELATION; HEAVY METALS; METAL ANALYSIS; METAL RECOVERY; METALS; NICKEL; OXIDES; SILICA; SILICA GEL; SURFACE TREATMENT; SUSTAINABLE DEVELOPMENT; WASTEWATER; WASTEWATER RECLAMATION; WASTEWATER TREATMENT; WATER POLLUTION; WATER TREATMENT PLANTS; ZETA POTENTIAL;

CHEMICALS REMOVAL (WATER TREATMENT);

COBALT; EDETIC ACID; NICKEL; PENTETIC ACID; SILICA GEL;

ACETIC ACID; ADSORPTION; COBALT; CONCENTRATION (COMPOSITION); EDTA; ENVIRONMENTAL PROTECTION; GEL; ION; ISOTHERM; NICKEL; NUMERICAL MODEL; PH; POLLUTANT REMOVAL; REACTION KINETICS; WATER TREATMENT;

ADSORPTION KINETICS; ARTICLE; CONCENTRATION PROCESS; HEAVY METAL REMOVAL; ISOTHERM; POROSITY; PROCESS OPTIMIZATION; SURFACE PROPERTY; WATER CONTAMINATION; WATER TREATMENT; ZETA POTENTIAL;

ADSORPTION; CHELATING AGENTS; COBALT; EDETIC ACID; ENVIRONMENTAL REMEDIATION; GELS; HYDROGEN-ION CONCENTRATION; METALS, HEAVY; NICKEL; PENTETIC ACID; SILICON DIOXIDE; TIME FACTORS; WASTE DISPOSAL, FLUID; WATER POLLUTANTS, CHEMICAL; WATER PURIFICATION;

EID: 70349257217     PISSN: 03043894     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jhazmat.2009.06.111     Document Type: Article

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