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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…
Didier Diomandé, Tiemoko Touré Dro, Jacques Sagne Akpa, Silvestre Virginie, Illa Tea, Gérald S. Remaud
The determination of the chemical composition of cocoa butter and the isotopic contents of the carbons (C-2, C-1 and C-3) of the glycerol contained in the cocoa butter were measured by the NMR- 13 C from the INEPT sequence. This technique has already been app…
Fengyan Yu, Jinfang Ma, Yi Qi, Han Song, Guiliang Tan, Furong Huang, Maoxun Yang
In this study, a seed origin discrimination model for Clinacanthus nutans was developed. First, 81 C. nutans samples from three seed origin locations were collected, and their Near-Infrared (NIR) spectra were obtained. Next, Principal Component Analysis (PCA)…
Chunli Fu, Jiemei Chen, Lifang Fang, Tao Pan
The identification of soy sauce adulteration can avoid fraud, and protect the rights and interests of producers and consumers. Based on two measurement models (1 mm, 10 mm), the visible and near-infrared (Vis-NIR) spectroscopy combined with standard normal va…
Christina Perez, Mubeen Rani, Tuan Phan
The modification of high-performance liquid chromatography parameters leads to a more effective oligonucleotide-A purification process. Using various experimental parameters such as buffer, concentration, and pH, a method for optimizing the purification of an…
Eman Mahmoud El Qrenawi, Ibrahim EL-Nahhal, Mohamad R. Al-Agha, Yasser El-Nahhal
Greywater, a type of wastewater, may be hazardous to human health and ecosystems. Greywater is a large fraction of wastewater that needs adequate attention for remediation and reuse in the agricultural sector so that a part of the water problem can be sorted…
Oliver Ahimbisibwe, Denis Byamugisha, Paul Mukasa, Timothy Omara, Emmanuel Ntambi, 1 1
Plastic cups commonly used by communities of Uganda lose color with time as they are used. The purpose of this study was to determine the concentrations of copper, lead and chromium in drinks placed in blue and green plastic cups from two companies (anonymize…
Niara A. Nichols, Igor K. Lednev
Two critical issues in forensic science are identifying body fluid traces found at crime scenes and preserving them for DNA analysis. However, the majority of current biochemical tests for body fluid identification, which are applicable at the crime scene, ar…
Arnaud W. G. Tamba Sompila, Aimé B. Madiélé Mabika, Nadia P. G. Pambou-Tobi, Tsiba Gouollaly, Jacques E. Moussounga, Gloria L. L. Bissombolo N’simba, Roniche Nguie, Louis Matos
The present study aims to make an evaluation of some secondary metabolites and determination of the antioxidant potential of P. aquilinum plant extracts obtained by means of a simple and rapid TLC method. The latter revealed the presence of terpenes, sterols,…
Husna Kanwal Qureshi, Ciddi Veeresham, Chinta Srinivas
The research work was carried out using Ultraviolet (UV)—visible spectroscopy and Reverse Phase-Ultra Fast Liquid Chromatography (RP-UFLC) for establishing novel methods for the analysis and quantification of Biosimilar drug, Etanercept. The maximum absorbanc…
Hodabalo Dheoulaba Solitoke, Komlan Mawuli Afiademanyo, Kamilou Ouro-Sama, Gnon Tanouayi, Tchaa Esso-Essinam Badassan, Kissao Gnandi
The Lake Zowla-Aného lagoon hydro system, located on the southeast coast of Togo, is very exposed to metal contamination as it receives a huge amount of untreated domestic and industrial effluents from Aného City and the phosphorite treatment plant at Kpémé.…
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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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