TUTDoR

Okonkwo, J. O.

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Date: 2020/08/20
Language: en
Type: Text
Identifier: tut:5379
Description: Organophosphate esters (OPEs) are esters of phosphoric acid that are increasingly used as plasticizers and by the flame-retardants industries as replacement for the regulated polybrominated diphenyl e ... More
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Date: 2015/07/06
Language: en
Type: Text
Identifier: tut:2906
Description: In this study leachate and sediment samples were collected from six municipal solid waste landfill sites across Gauteng Province in South Africa to determine the levels of 2-ethylhexyl 2,3,4,5 tetrabro ... More
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Date: 2015/07/01
Language: en
Type: Text
Identifier: tut:2900
Description: Generally, a major route of alkylphenol ethoxylates (APEs) and brominated flame retardants (BFRs) to enter the environment is via the wastewater treatment works (WWTW) facilities. Consequently, the lev ... More
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Date: 2015/06/13
Subject: Indoor dust | PBDEs
Language: en
Type: Text
Identifier: tut:2935
Description: Information on polybrominated diphenyl ethers (PBDEs) in the indoor environment in developing countries is still relatively scarce. In this study, house (n¼10) and office (n¼11) dusts samples collected ... More
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Date: 2015/06/03
Language: en
Type: Text
Identifier: tut:2899
Description: In the present study, the levels of polybrominated diphenyl ethers in car dust samples collected from 12 random-ly selected cars in Nigeria were measured, and the daily intake via dust ingestion were ... More
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Date: 2015/01/11
Language: en
Type: Text
Identifier: tut:2934
Description: In this study, wild hatched eggshells were collected from the nests of threatened Wattled Crane and South Ground-Hornbill in an attempt to determine their total Hg concentrations. A total of fourteen ... More
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Date: 2014/12/12
Language: en
Type: Text
Identifier: tut:3191
Description: An electrochemical sensor for oxidation of triclosan at a nano-zinc oxide-multiwalled carbon nanotube (nZnO–MWCNT) composite modified glassy carbon (GC) electrode was examined by cyclic voltammetry (CV ... More
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Date: 2014/09/11
Subject: PBDEs | Eggshell
Language: en
Type: Text
Identifier: tut:2928
Description: This study was undertaken to assess the levels of eight PBDE congeners, namely: PBDE-17, 47, 100, 99, 154, 153, 183 and 209 in eggshells of Southern Ground-Hornbill (SGH) Bucorvus leadbeateri and Watt ... More
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Date: 2008/08/25
Language: en
Type: Text
Identifier: tut:4212
Description: In this study, the removal of Pb(II) from aqueous solutions by tassel powder was studied and optimised. Batch experimentswere conducted on simulated solutions using tassel powder adsorbent and the eff ... More
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Date: 2008/02/17
Language: en
Type: Text
Identifier: tut:4985
Description: The last few decades have seen dramatic growth in the scale of production and the use of polybrominated diphenyl ethers (PBDEs) as flame retardants. Consequently, PBDEs such as BDE -28, -47, -66, -71, ... More
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Date: 2004/10/29
Language: en
Type: Text
Identifier: tut:2404
Description: In this study, trace metal analysis of the surface waters from river Dzindi, Madanzhe and Mvudi in Thohoyandou, South Africa, were conducted with a view to obtain a baseline data of their levels. The ... More
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