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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…
Richard J. Delle Bovi, Allan Smits, Harry M. Pylypiw
Fourier Transform Infrared Spectroscopy (FTIR) was used to quantify total monosaccharide content in the bacterium <i>Enterobacter cloacae</i> and several of its biofilm mutants. Bacterial biofilm samples were grown on trypticase soy agar, and 30 µL aliquots o…
S. A. A. Sajadi
The compound lead oxide sulfate PbSO<sub>4</sub>.PbO was prepared in our laboratory. The Thermal behavior of PbSO<sub>4</sub> was studied using techniques of Thermogravimetry under air atmosphere from 25 to 1200°C. The identity of both compounds was confirmed…
Wei Du, JianGuo Yao, YueQi Li, Yuki Hashi
A method of on-line pretreatment coupled to HPLC with fluorescence detection was developed and validated for the determination of nine quinolones in honey samples. This method simplified the complicated process of sample pretreatment and reduced sample treatm…
Yuzhong Zhang, Yuehong Wang
In this work, the gold nanoparticles (Au NPs)/multi-walled carbon nanotubes (MWCNTs) composite film modified glassy carbon electrode (GCE) was fabricated, and scanning electron microscopy (SEM) was used to investigate the assemble process of the composite fil…
Lei Zhang, Baoqin Hou, Qiuhua Lang
The <i>in situ</i> ultraviolet-visible (UV-Vis) spectroelectrochemical study on the copolymerization of diphenylamine (DPA) and <i>o</i>-phenylenediamine (OPD) has been performed at a constant potential of 0.8 V using indium tin oxide (ITO)-coated glass elect…
Ali F. Al-Ghamdi
A sensitive and reliable stripping voltammetric method was developed to determine timolol drug. This method is based on the adsorptive accumulation of the drug at a hanging mercury drop electrode (HMDE) and then a negative sweep was initiated, which yield a w…
Josefine Enman, Anuttam Patra, Kerstin Ramser, Ulrika Rova, Kris Arvid Berglund
Knowledge of the solid state is of great importance in the development of a new active pharmaceutical ingredient, since the solid form often dictates the properties and performance of the drug. In the present study, solid state characteristics of the sodium s…
Manpreet Kaur, Ashok Kumar Malik, Baldev Singh
A highly sensitive fourth derivative spectrophotometric method is presented for the residue analysis of ethylenebis dithiocarbamate fungicide Maneb. The fungicide maneb forms a blue complex with sodium molybdate on heating which is studied spectrophotometrica…
Sujatha Samala, Sandhya Rani Tatipamula, Ciddi Veeresham
A simple and sensitive reverse phase high performance liquid chromatography (RP-HPLC) method was developed for the determination of glimepiride in rat serum. The assay involves one step liquid-liquid extraction with methanol. Gliclazide was used as an interna…
Wan Chan, Shuhai Lin, Stella Sun, Hongde Liu, John M. Luk, Zongwei Cai
In this study, liquid chromatography/quadrupole time of flight mass spectrometry (LC/QTOFMS) was employed for investigating the metabolome of the sera collected from hepatocellular carcinoma (HCC) patients before and 3 to 5 months after partial hepatectomy. T…
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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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