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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…
Selvadurai Muralidharan, Jaya Raja Kumar
A simple, precise, and accurate method is developed and validated for the analysis of Bosentan tablet formulation. The method has shown adequate separation of the ingredients from Tablets. Separation was achieved on a C18 column using a mobile phase consistin…
Hanaa H. Haddad
The object of the present study is to measure the concentrations of toxic heavy metals in human eyes (cadimium and chromium) and major mineral iron ion. The heavy metals cadimium, chromium and iron were assayed using atomic absorption spectrometry. Metals det…
Gunda Srinivas, Kakumani Kishore Kumar, Gangaram V. Kanumula, M. Vishnu Priya, K. Mukkanti
A simple, sensitive gradient rapid resolution liquid chromatographic assay method has been developed for the quantitative determination of Candesartan Cilexetil in bulk active pharmaceutical ingredient, used for the treatment of hypertension. The developed me…
Jamlet Monaselidze, Evgeni Kiziria, Maya Gorgoshidze, David Khachidze, Maya Kiladze, Eteri Lomidze, Hakob Margaryan, Nune Hakobyan
CD spectra of (DNA-TOEPyP4) + ZnTOEPyP4, (DNA-ZnTOEPyP4) + TOEPyP4, and DNA + (TOEPyP4-ZnTO- EPyP4) complexes have been studied. It is shown that CD spectra of these triple complexes significantly differ from the DNA-TOEPyP4 and DNA-ZnTOEPyP4 double complex s…
John D. Brockman, John W. N. Brown IV
Infant rice cereals were analyzed for total arsenic, inorganic arsenic (i-As) and the organic arsenic species monomethylarsonoic acid (MMA) and dimethylarsinic acid (DMA) using liquid chromatography inductively coupled plasma mass spectrometry (LC-ICP-MS). To…
Tetsuo Inui, Atsuko Kosuge, Atsushi Ohbuchi, Kazuhiro Fujita, Yuya Koike, Masaru Kitano, Toshihiro Nakamura
A direct analysis method combining an iminodiacetate extraction disk (IED) with graphite furnace atomic absorption spectrometry was developed for the determination of Co, Ni, Cu, Cd, Sn, Pb, and Bi at sub-ppb levels in water. A 100 mL water sample was adjuste…
Yaomei Hao, Xuan Chen, Shuang Hu, Xiaohong Bai, Deshuang Gu
Isomeric triterpenic acids of oleanolic acid (OA) and ursolic acid (UA) both have very low ultraviolet absorption and always exist in the same plant, so the separation and simultaneous determination of them have been a difficult task. In this study, a sensiti…
Supriti Sen, Sandipan Sarkar, Pijush Kundu, Subrata Laskar
A newly designed quinazoline based compound, 6-pyridin-2-yl-5,6-dihydro-benzo[4,5]imidazo[1,2-c] quinazoline (PDBIQ) has shown the ability for the easy detection of nineteen amino acids on thin-layer chromatography plates as a spray reagent. This new reagent…
Bing-Qing Cao, Qi-Bin Huang, Yong Pan
The molecularly imprinted technology and the self-assembly technique were used together on the calixarene surface acoustic wave (SAW) chemical sensors to detect organophosphorus compounds. 25-(thioalkyl-alkoxy)- p -tertbutylcalix[4] arene with self-assembled…
Keerti M. Naik, Sharanappa T. Nandibewoor
A simple and rapid method was developed using cyclic, differential pulse and square wave voltammetric techniques for the determination of trace-level chalcone at a glassy carbon electrode. Chalcone could produce two anodic peaks at about 0.514 V and 1.478 V a…
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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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