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American Journal of Analytical Chemistry is a peer reviewed international journal dedicated to the latest advancement in analytical chemistry. The goal of this journal is to keep a record of the state-of-the-art research and to promote study, research and improvement within its various specialties. All manuscripts sub…
Is’harq-Zubair Mukasa-Tebandeke, Pancras John Mukasa Ssebuwufu, Steven A. Nyanzi, Andreas Schumann, George W. Nyakairu, Festo Lugolobi
Bleaching of edible oils is known to alter the composition of oils as it removes impurities and certain food nutrients. The characteristics of bleached oil are strongly related to type bleaching medium, temperature at which bleaching is done and other factors…
L. E. Vidal Salgado, C. Vargas-Hernández
The pKa and the isosbestic point of the universal pH indicator Carlo Ebra 1-11 (catalog number 45712) were determined using UV-Vis spectrophotometry. Aqueous buffer solutions with pHs ranging from 3.83 to 10.85 were mixed. Four methods—two graphical and two m…
Anna M. Michałowska-Kaczmarczyk, Tadeusz Michałowski
Two complex dynamic non-redox systems are considered as examples, providing interdependent linear equations. A simple and efficient linear combination method that leads the system of equations to the identity, 0 = 0, is used for this purpose. These examples a…
Alaa M. Younis, Artem V. Kolesnikov, Andrei V. Desyatov
Environmental pollution caused by release of toxic metals (rare earth elements, etc.) into aquatic environment as a result of industrial activity is one of the serious global issues, thus development of different efficient methods for removal of these metals…
Nouha Jaafar, Sonia Naamen, Hafsia Ben Rhaiem, Abdesslem Ben Haj Amara
Keying of lithium chloride alkali halide salt into the interlamellar space of nacrite clay mineral leads to a stable hybrid material that after calcination under inert atmosphere at 723 - 873 K induces an amorphous metahybrid. The electrochemical impedance sp…
Kishore Kumar Hotha, Tejashkumar Patel, Swapan Roychowdhury, Veerappan Subramanian
There were several techniques determined for the analysis of citrate and citric acid mixtures in the pharmaceutical dosage forms. Titration methods, photometric and ion chromatographic methods were used for their determination. These methods will restrict too…
Mohammed Nazeerunnisa, Lakshmi Garikapati, Syama Sundar Bethanabhatla
An isocratic stability-indicating reversed phase high performance liquid chromatographic method (RP-HPLC) was developed for determination of process related impurities and assay of darifenacin hydrobromide (DRF) in bulk drugs. DRF was subjected to various str…
Mohammad Reza Baezzat, Hojjat Maleki, Ehsan Moghadamhosseyni, Mahboobeh Tabandeh
A sensitive and simple solid phase extraction method for the simultaneous determination of trace and toxic metals in environmental samples has been reported. The method is based on the adsorption of Zinc, Iron and Copper on SDS-coated alumina nanoparticles, w…
Nastaran Manouchehri, Thi Minh Loi Nguyen, Stéphane Besancon, Lan Anh Le, Alain Bermond
Modified BCR sequential extraction, single equilibrium-based EDTA extraction and kinetic fractionation were used for estimating the Pb and Cd availability in a series of soil samples from 3 sites located in urban areas of Hanoi (Vietnam). These schemes were c…
Zhongzhong Chen, Cuncai Lv, Zhibo Chen, Lihuang Jin, Jie Wang, Zhipeng Huang
Molybdenum phosphide (MoP) flakes were synthesized by the reduction of hexaammonium heptamolybdate tetrahydrate and ammonium dihydrogen phosphate. The flakes are porous and constructed by MoP nanoparticles with ca. 100 nm diameters. The lateral size of flakes…
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American Journal of Analytical Chemistry is a peer reviewed international journal dedicated to the latest advancement in analytical chemistry. The goal of this journal is to keep a record of the state-of-the-art research and to promote study, research and improvement within its various specialties. All manuscripts sub… All articles are open access under a CC BY 4.0 licence, with authors retaining copyright.
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