Zobrazeno 1 - 10
of 74
pro vyhledávání: '"Saima Q. Memon"'
Autor:
Mir Mehran Khan, Huma Shaikh, Abdullah Al Souwaileh, Muhammad Yar Khan, Madeeha Batool, Saima Q. Memon, Amber R. Solangi
Publikováno v:
Arabian Journal of Chemistry, Vol 17, Iss 3, Pp 105604- (2024)
With the widespread use of pesticides, environmental pollution has elevated to a top priority for humans. The pentachlorophenol (PCP) is one of the most dangerous chlorophenols, employed as pesticides, fungicides, and wood preservatives. In the curre
Externí odkaz:
https://doaj.org/article/90443cecc6574f51a696e8e997820f04
Publikováno v:
Frontiers in Nanotechnology, Vol 4 (2022)
Nanoparticles can be used as inhibitory agents against various microorganisms, including bacteria, algae, archaea, fungi, and a huge class of viruses. The mechanism of action includes inhibiting the function of the cell membrane/stopping the synthesi
Externí odkaz:
https://doaj.org/article/48a416e421fa4bffb09d0ca6afd8e328
Publikováno v:
Pakistan Journal of Analytical & Environmental Chemistry, Vol 20, Iss 2, Pp 161-168 (2019)
Formaldehyde (HCHO) is the most common aldehyde in the environment. It is widely present in aquatic and air environment as one of environmental pollutants. It is commonly used for manufacturing building materials and various household products. Now,
Externí odkaz:
https://doaj.org/article/a884da26ae5f45a3b8d59756bb5d0439
Publikováno v:
Journal of Chemistry, Vol 2021 (2021)
In theoretical chemistry, several distance-based, degree-based, and counting polynomial-related topological indices (TIs) are used to investigate the different chemical and structural properties of the molecular graphs. Furtula and Gutman redefined t
Externí odkaz:
https://doaj.org/article/0585a70fee4d4f69b875aedf76c07150
Publikováno v:
Pakistan Journal of Analytical & Environmental Chemistry, Vol 17, Iss 1, Pp 65-71 (2016)
Complete modeling of cadmium removal on Thar coal which is lignite in its nature has been carried out. A Design of Experiment (DoE) approach has been used for simultaneous optimization of different sorption parameters. DoE showed the positive effect
Externí odkaz:
https://doaj.org/article/4a2b036ecdae4e64a93eef3b878615ed
Publikováno v:
Arabian Journal of Chemistry, Vol 7, Iss 6, Pp 1166-1177 (2014)
This study highlights the importance of a cheap bio waste; Pine Nut Shell (PNS), from which a carbon is synthesized that can efficiently remove toxic phthalates from an aqueous system. PNS derived carbon shows high affinity toward phthalates in desce
Externí odkaz:
https://doaj.org/article/49488e3960304fb18d910faf2aa5a766
Publikováno v:
Pakistan Journal of Analytical & Environmental Chemistry, Vol 15, Iss 1, Pp 35-41 (2014)
In the present study As (V) was removed by citrus paradisi (grape fruit) peel. Kinetics of the adsorption reaction was analyzed by the Pseudo second order and Morris-weber equations. Freundlich and Langmuir isotherm models were utilized for understan
Externí odkaz:
https://doaj.org/article/49f320bbd7944417a9cef8ef4c83f609
Publikováno v:
Pakistan Journal of Analytical & Environmental Chemistry, Vol 11, Iss 02, Pp 30-36 (2010)
BSOPD, bis(salicylaldehyde) orthophenylenediamine) is investigated as complexing agent in capillary electrophoresis for determination of gold and chromium. BSOPD was chosen as the UV-Visible absorbing chelating ligand because of its ability to form s
Externí odkaz:
https://doaj.org/article/820664096dfb46808d6621dbe8c4cc96
Publikováno v:
Pakistan Journal of Analytical & Environmental Chemistry, Vol 9, Iss 1, Pp 20-25 (2008)
Banana peel, a common fruit waste has been investigated to remove and preconcentrate Cr(III) from industrial wastewater. It was characterized by FT-IR spectroscopy. The parameters pH, contact time, initial metal ion concentration and temperature were
Externí odkaz:
https://doaj.org/article/73664cd49f694caab0bd2171f008dff4
Autor:
Ali N. Siyal, Saima Q. Memon, Sajida Parveen, Asma Soomro, Mazhar I. Khaskheli, M. Y. Khuhawar
Publikováno v:
Journal of Chemistry, Vol 2013 (2013)
Expanded polystyrene (EPS) waste was chemically recycled to a novel functional polystyrene-hydrazone (PSH) surface by acetylation of polystyrene (PS) and then condensation with phenyl hydrazine. The synthesized surface was characterized by the FT-IR
Externí odkaz:
https://doaj.org/article/ba351a036d2b4a0c8eb145da33dd06b6