Zobrazeno 1 - 10
of 34
pro vyhledávání: '"J. N. Ihedioha"'
Publikováno v:
Journal of Nigerian Society of Physical Sciences, Vol 4, Iss 4 (2022)
Levels of heavy metals (Zn, Cu, Fe, Cd) were determined in soil, rice grain, and rice stalk from Federal College of Agriculture Ishiagu rice field, Ebonyi state, Nigeria. The dried samples were digested with a 1: 3 (HNO3: HCl) mixture and analyzed wi
Externí odkaz:
https://doaj.org/article/b5c27287833345a8b350429a5fbee8fd
Publikováno v:
Pakistan Journal of Analytical & Environmental Chemistry, Vol 19, Iss 2, Pp 195-204 (2018)
Pentaclethra Macrophylla stem activated carbon (PMSAC) was utilized as biomass derived adsorbent for adsorption of Pb(II), Cd(II), Cu(II) and Ni(II) from aqueous solution. The activation was chemically carried out using ZnCl2 solution. The Physicoche
Externí odkaz:
https://doaj.org/article/2a47feeb148a4cf48f1b2ca83e4386c9
Autor:
Aishatu Maigari, Rasheed Segun Lawal, Adamu Shuaibu, Mohammad Sulaiman, J. N. Ihedioha, Abdullahi Gimba
Publikováno v:
French-Ukrainian Journal of Chemistry. 9:19-30
The study determined the levels of organochlorine pesticides (OCPs) residues and assesses health risks linked with the consumption of vegetables cultivated in the Yamaltu area in Gombe, Nigeria. OCPs residues were solvent extracted and analyzed with
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4ca7838018d5c48b52ebeb1e32c3ec45
https://doi.org/10.17721/fujcv9i1p19-30
https://doi.org/10.17721/fujcv9i1p19-30
Publikováno v:
Pakistan Journal of Analytical & Environmental Chemistry. 21:219-231
Organochlorine pesticides (OCPs) residues were determined in a total of 160 samples comprising of cocoa beans and soil collected from four major cocoa farms in Ondo, Nigeria. The residues were extracted with dichloromethane, cleaned up by column chro
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b5fd5618afbf2162f0acb6039db67a6b
https://doi.org/10.21743/pjaec/2020.12.24
https://doi.org/10.21743/pjaec/2020.12.24
Publikováno v:
International Journal of Environmental Analytical Chemistry. 102:2830-2840
This study investigated the release of a known endocrine disruptor—bisphenol A (BPA), in drinking water and carbonated drinks stored in polycarbonate bottles and exposed to sunlight with a view of ...
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d356f76435c7e99c1a3c6fa872707f02
https://doi.org/10.1080/03067319.2020.1759572
https://doi.org/10.1080/03067319.2020.1759572
Publikováno v:
Environmental Monitoring and Assessment. 193
Potential toxic metals from natural and anthropogenic sources accumulate in soil and plants, and represent important environmental contamination challenges. The ecological and human health risks of the potential toxic metals in rice grain, paddy soil
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1191db7a037591cce4448f69c1e49eba
https://doi.org/10.1007/s10661-021-09386-3
https://doi.org/10.1007/s10661-021-09386-3
Publikováno v:
Open Chemistry, Vol 17, Iss 1, Pp 1050-1060 (2019)
The potential toxic elements (Cu, Zn, Pb, Ni, Fe, Cr, Cd, Mn and Hg) were accumulated from rice grains and soil from an Ugbawka farm, Enugu State, Nigeria, which were determined to evaluate the potential health risk to rice consumers. The mean levels
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cf7d7709959b7055a4b3940536da5002
https://doi.org/10.1515/chem-2019-0121
https://doi.org/10.1515/chem-2019-0121
Autor:
F. I. Nwafor, Matthias Onyebuchi Agbo, J. N. Ihedioha, Chimaobi O. Ugorji, Emmanuel I. Odoemelam, N. R. Ekere
Publikováno v:
International Journal of Biochemistry Research & Review. :1-11
Phytochemical analysis, antimicrobial and antioxidant properties of the leaf extract and fractions of Sabicea brevipes were studied. The leaves were defatted and the marc extracted with methanol. The extract was further purified by solvent-solvent pa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::fe192ec0ba889538c72cbaa3583767c6
https://doi.org/10.9734/ijbcrr/2019/v27i230119
https://doi.org/10.9734/ijbcrr/2019/v27i230119
Publikováno v:
Iranian Journal of Toxicology, Vol 13, Iss 3, Pp 27-32 (2019)
Background: This study investigated the concentration of some heavy metals in plastic housing of televisions produced over three decade (1980-2000) with the aim of providing information and comparing the trend in the concentration of these metals. Me
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::dc6047f7624b66b69d854ca95f64076a
https://doi.org/10.32598/ijt.13.3.572.3
https://doi.org/10.32598/ijt.13.3.572.3
Publikováno v:
Iranian Journal of Toxicology. 13:19-26
Background: The present study aimed to quantitatively determine polycyclic aromatic hydrocarbons in pastas consumed in Nigeria with the view of estimating the daily intake amount and the possible risks to consumers. Methods: Sixteen polycyclic aromat
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::78baba9384926671a80ee86b431a60d6
https://doi.org/10.32598/ijt.13.1.572.1
https://doi.org/10.32598/ijt.13.1.572.1