Surfactant Enhanced Desorption of TNT from Soil

ISSN:
1573-2932
Keywords:
decontamination ; desorption ; explosive ; soil contamination ; surfactant ; 2,4,6-trinitrotoluene ; TNT
Source:
Springer Online Journal Archives 1860-2000
Topics:
Energy, Environment Protection, Nuclear Power Engineering
Notes:
Abstract Surfactant enhanced desorption of 2,4,6-trinitrotoluene (TNT) from contaminated soils at a military site was investigated. Anionic (SDS and DOWFAX 8390), cationic (CTAC and CTAB), and nonionic (Tween 80 and Brij 35) surfactants were first tested at concentrations ranging from 0.1 to 1%. The anionic and nonionic surfactants were further tested at concentrations of up to 10%. Anionic surfactants, particularly SDS, provided the best desorption of TNT from the soil. There was not any increase in TNT desorption for both the nonionics and cationics at concentrations ranging between 0.1 to 1% and the extent of desorption was found to be lower than the TNT desorption only by water. The competition of the negatively charged soil surfaces for the positively charged cationics and the neutral nonionic surfactants may constitute the underlying reason. TNT was significantly desorbed when the concentrations of Tween 80, DOWFAX 80 and SDS were increased up to 10%.
Type of Medium:
Electronic Resource
URL:
_version_ 1798296689899995138
autor Taha, M. Raihan
Soewarto, I. Henry
Acar, Yalcin B.
Gale, Robert J.
Zappi, Mark E.
autorsonst Taha, M. Raihan
Soewarto, I. Henry
Acar, Yalcin B.
Gale, Robert J.
Zappi, Mark E.
book_url http://dx.doi.org/10.1023/A:1018362209270
datenlieferant nat_lic_papers
hauptsatz hsatz_simple
identnr NLM19618195X
issn 1573-2932
journal_name Water, air & soil pollution
materialart 1
notes Abstract Surfactant enhanced desorption of 2,4,6-trinitrotoluene (TNT) from contaminated soils at a military site was investigated. Anionic (SDS and DOWFAX 8390), cationic (CTAC and CTAB), and nonionic (Tween 80 and Brij 35) surfactants were first tested at concentrations ranging from 0.1 to 1%. The anionic and nonionic surfactants were further tested at concentrations of up to 10%. Anionic surfactants, particularly SDS, provided the best desorption of TNT from the soil. There was not any increase in TNT desorption for both the nonionics and cationics at concentrations ranging between 0.1 to 1% and the extent of desorption was found to be lower than the TNT desorption only by water. The competition of the negatively charged soil surfaces for the positively charged cationics and the neutral nonionic surfactants may constitute the underlying reason. TNT was significantly desorbed when the concentrations of Tween 80, DOWFAX 80 and SDS were increased up to 10%.
package_name Springer
publikationsjahr_anzeige 1997
publikationsjahr_facette 1997
publikationsjahr_intervall 8004:1995-1999
publikationsjahr_sort 1997
publisher Springer
reference 100 (1997), S. 33-48
schlagwort decontamination
desorption
explosive
soil contamination
surfactant
2,4,6-trinitrotoluene
TNT
search_space articles
shingle_author_1 Taha, M. Raihan
Soewarto, I. Henry
Acar, Yalcin B.
Gale, Robert J.
Zappi, Mark E.
shingle_author_2 Taha, M. Raihan
Soewarto, I. Henry
Acar, Yalcin B.
Gale, Robert J.
Zappi, Mark E.
shingle_author_3 Taha, M. Raihan
Soewarto, I. Henry
Acar, Yalcin B.
Gale, Robert J.
Zappi, Mark E.
shingle_author_4 Taha, M. Raihan
Soewarto, I. Henry
Acar, Yalcin B.
Gale, Robert J.
Zappi, Mark E.
shingle_catch_all_1 Taha, M. Raihan
Soewarto, I. Henry
Acar, Yalcin B.
Gale, Robert J.
Zappi, Mark E.
Surfactant Enhanced Desorption of TNT from Soil
decontamination
desorption
explosive
soil contamination
surfactant
2,4,6-trinitrotoluene
TNT
decontamination
desorption
explosive
soil contamination
surfactant
2,4,6-trinitrotoluene
TNT
Abstract Surfactant enhanced desorption of 2,4,6-trinitrotoluene (TNT) from contaminated soils at a military site was investigated. Anionic (SDS and DOWFAX 8390), cationic (CTAC and CTAB), and nonionic (Tween 80 and Brij 35) surfactants were first tested at concentrations ranging from 0.1 to 1%. The anionic and nonionic surfactants were further tested at concentrations of up to 10%. Anionic surfactants, particularly SDS, provided the best desorption of TNT from the soil. There was not any increase in TNT desorption for both the nonionics and cationics at concentrations ranging between 0.1 to 1% and the extent of desorption was found to be lower than the TNT desorption only by water. The competition of the negatively charged soil surfaces for the positively charged cationics and the neutral nonionic surfactants may constitute the underlying reason. TNT was significantly desorbed when the concentrations of Tween 80, DOWFAX 80 and SDS were increased up to 10%.
1573-2932
15732932
Springer
shingle_catch_all_2 Taha, M. Raihan
Soewarto, I. Henry
Acar, Yalcin B.
Gale, Robert J.
Zappi, Mark E.
Surfactant Enhanced Desorption of TNT from Soil
decontamination
desorption
explosive
soil contamination
surfactant
2,4,6-trinitrotoluene
TNT
decontamination
desorption
explosive
soil contamination
surfactant
2,4,6-trinitrotoluene
TNT
Abstract Surfactant enhanced desorption of 2,4,6-trinitrotoluene (TNT) from contaminated soils at a military site was investigated. Anionic (SDS and DOWFAX 8390), cationic (CTAC and CTAB), and nonionic (Tween 80 and Brij 35) surfactants were first tested at concentrations ranging from 0.1 to 1%. The anionic and nonionic surfactants were further tested at concentrations of up to 10%. Anionic surfactants, particularly SDS, provided the best desorption of TNT from the soil. There was not any increase in TNT desorption for both the nonionics and cationics at concentrations ranging between 0.1 to 1% and the extent of desorption was found to be lower than the TNT desorption only by water. The competition of the negatively charged soil surfaces for the positively charged cationics and the neutral nonionic surfactants may constitute the underlying reason. TNT was significantly desorbed when the concentrations of Tween 80, DOWFAX 80 and SDS were increased up to 10%.
1573-2932
15732932
Springer
shingle_catch_all_3 Taha, M. Raihan
Soewarto, I. Henry
Acar, Yalcin B.
Gale, Robert J.
Zappi, Mark E.
Surfactant Enhanced Desorption of TNT from Soil
decontamination
desorption
explosive
soil contamination
surfactant
2,4,6-trinitrotoluene
TNT
decontamination
desorption
explosive
soil contamination
surfactant
2,4,6-trinitrotoluene
TNT
Abstract Surfactant enhanced desorption of 2,4,6-trinitrotoluene (TNT) from contaminated soils at a military site was investigated. Anionic (SDS and DOWFAX 8390), cationic (CTAC and CTAB), and nonionic (Tween 80 and Brij 35) surfactants were first tested at concentrations ranging from 0.1 to 1%. The anionic and nonionic surfactants were further tested at concentrations of up to 10%. Anionic surfactants, particularly SDS, provided the best desorption of TNT from the soil. There was not any increase in TNT desorption for both the nonionics and cationics at concentrations ranging between 0.1 to 1% and the extent of desorption was found to be lower than the TNT desorption only by water. The competition of the negatively charged soil surfaces for the positively charged cationics and the neutral nonionic surfactants may constitute the underlying reason. TNT was significantly desorbed when the concentrations of Tween 80, DOWFAX 80 and SDS were increased up to 10%.
1573-2932
15732932
Springer
shingle_catch_all_4 Taha, M. Raihan
Soewarto, I. Henry
Acar, Yalcin B.
Gale, Robert J.
Zappi, Mark E.
Surfactant Enhanced Desorption of TNT from Soil
decontamination
desorption
explosive
soil contamination
surfactant
2,4,6-trinitrotoluene
TNT
decontamination
desorption
explosive
soil contamination
surfactant
2,4,6-trinitrotoluene
TNT
Abstract Surfactant enhanced desorption of 2,4,6-trinitrotoluene (TNT) from contaminated soils at a military site was investigated. Anionic (SDS and DOWFAX 8390), cationic (CTAC and CTAB), and nonionic (Tween 80 and Brij 35) surfactants were first tested at concentrations ranging from 0.1 to 1%. The anionic and nonionic surfactants were further tested at concentrations of up to 10%. Anionic surfactants, particularly SDS, provided the best desorption of TNT from the soil. There was not any increase in TNT desorption for both the nonionics and cationics at concentrations ranging between 0.1 to 1% and the extent of desorption was found to be lower than the TNT desorption only by water. The competition of the negatively charged soil surfaces for the positively charged cationics and the neutral nonionic surfactants may constitute the underlying reason. TNT was significantly desorbed when the concentrations of Tween 80, DOWFAX 80 and SDS were increased up to 10%.
1573-2932
15732932
Springer
shingle_title_1 Surfactant Enhanced Desorption of TNT from Soil
shingle_title_2 Surfactant Enhanced Desorption of TNT from Soil
shingle_title_3 Surfactant Enhanced Desorption of TNT from Soil
shingle_title_4 Surfactant Enhanced Desorption of TNT from Soil
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source_archive Springer Online Journal Archives 1860-2000
timestamp 2024-05-06T09:56:06.113Z
titel Surfactant Enhanced Desorption of TNT from Soil
titel_suche Surfactant Enhanced Desorption of TNT from Soil
topic ZP
uid nat_lic_papers_NLM19618195X