| Determination of selected organochlorine pesticide (OCP) compounds from the Jukskei River catchment area in Gauteng, South Africa LL Sibali, JO Okwonkwo, RI McCrindle Water sa 34 (5), 611-622, 2008 | 55 | 2008 |
| A review of sources, fate, levels, toxicity, exposure and transformations of organophosphorus flame-retardants and plasticizers in the environment TB Chokwe, OA Abafe, SP Mbelu, JO Okonkwo, LL Sibali Emerging Contaminants 6, 345-366, 2020 | 53 | 2020 |
| Distribution, exposure pathways, sources and toxicity of nonylphenol and nonylphenol ethoxylates in the environment TB Chokwe, JO Okonkwo, LL Sibali Water Sa 43 (4), 529-542, 2017 | 50 | 2017 |
| Determination of selected phthalate esters compounds in water and sediments by capillary gas chromatography and flame ionization detector LL Sibali, JO Okonkwo, RI McCrindle Journal of Environmental Science and Health, Part A 48 (11), 1365-1377, 2013 | 46 | 2013 |
| Alkylphenol ethoxylates and brominated flame retardants in water, fish (carp) and sediment samples from the Vaal River, South Africa TB Chokwe, JO Okonkwo, LL Sibali, EJ Ncube Environmental Science and Pollution Research 22, 11922-11929, 2015 | 41 | 2015 |
| An innovative jet loop-airlift bioreactor for simultaneous removal of carbon and nitrogen from soft drink industrial wastewater: Process performance and kinetic evaluation LS F. Gholami, A. A. Zinatizadeh, S. Zinadini, T. McKay Environmental Technology & Innovation 19, Environmental Technology …, 2020 | 25* | 2020 |
| Optimization and simultaneous determination of alkyl phenol ethoxylates and brominated flame retardants in water after SPE and heptafluorobutyric anhydride derivatization … TB Chokwe, JO Okonkwo, LL Sibali, EJ Ncube Chromatographia 75, 1165-1176, 2012 | 24 | 2012 |
| Levels of selected alkylphenol ethoxylates (APEs) in water and sediment samples from the Jukskei River catchment area in Gauteng, South Africa LL Sibali, JO Okwonkwo, RI McCrindle Water SA 36 (3), 229-238, 2010 | 24 | 2010 |
| An integrated method for the simultaneous determination of alkylphenol ethoxylates and brominated flame retardants in sewage sludge samples by ultrasonic-assisted extraction … TB Chokwe, JO Okonkwo, LL Sibali, EJ Ncube Microchemical Journal 123, 230-236, 2015 | 21 | 2015 |
| Occurrence and distribution pattern of alkylphenol ethoxylates and brominated flame retardants in sediment samples from Vaal River, South Africa TB Chokwe, OJ Okonkwo, LL Sibali, SM Mporetji Bulletin of environmental contamination and toxicology 97, 353-358, 2016 | 17 | 2016 |
| Determination of DDT and metabolites in surface water and sediment using LLE, SPE, ACE and SE LL Sibali, JO Okonkwo, C Zvinowanda Bulletin of environmental contamination and toxicology 83, 885-891, 2009 | 17 | 2009 |
| Polymeric nanocomposite materials for photocatalytic detoxification of polycyclic aromatic hydrocarbons in aquatic environments-A review A Munyengabe, PP Ndibewu, LL Sibali, P Ngobeni Results in Engineering 15, 100530, 2022 | 15 | 2022 |
| Biopolymer composites for removal of toxic organic compounds in pharmaceutical effluents–a review NP Simelane, JKO Asante, PP Ndibewu, AS Mramba, LL Sibali Carbohydrate Polymer Technologies and Applications 4, 100239, 2022 | 14 | 2022 |
| A review on electrochemical degradation and biopolymer adsorption treatments for toxic compounds in pharmaceutical effluents AS Mramba, PP Ndibewu, LL Sibali, K Makgopa Electroanalysis 32 (12), 2615-2634, 2020 | 14 | 2020 |
| Propensity of Tagetes erecta L., a Medicinal Plant Commonly Used in Diabetes Management, to Accumulate Perfluoroalkyl Substances JBN Mudumbi, AP Daso, OJ Okonkwo, SKO Ntwampe, TE Matsha, ... Toxics 7 (1), 18, 2019 | 13 | 2019 |
| Adsorption of lead ions onto chemical activated carbon derived from waste tire pyrolysis char: Equilibrium and kinetics studies L Malise, H Rutto, T Seodigeng, L Sibali, P Ndibewu Chemical Engineering Transactions 82, 421-426, 2020 | 11 | 2020 |
| An improved activated carbon method to quantify dichlorodiphenyltrichloroethane (DDT) in surface water JO Okonkwo, LL Sibali, R McCrindle, ZN Senwo Environmental Chemistry Letters 5, 121-123, 2007 | 10 | 2007 |
| Legacy and novel brominated flame-retardants in different fish types from inland freshwaters of South Africa: levels, distribution and implications for human health TB Chokwe, E Krȕger, MN Magubane, OA Abafe, SM Mporetji, ... International Journal of Environmental Health Research 32 (2), 321-331, 2022 | 9 | 2022 |
| Improved derivatization protocol for simultaneous determination of alkylphenol ethoxylates and brominated flame retardants followed by gas chromatography-mass spectrometry analyses TB Chokwe, JO Okonkwo, LL Sibali, EJ Ncube Water science and technology 69 (12), 2389-2396, 2014 | 9 | 2014 |
| An improved method to quantify dichlorodiphenyltrichloroethane (DDT) in surface water using activated carbon JO Okonkwo, LL Sibali, R McCrindle, ZN Senwo Environ Chem Lett 5, 121-123, 2007 | 9 | 2007 |
Prof Caliphs ZvinowandaUniversity of JohannesburgVerified email at uj.ac.za
