Results 71 to 80 of about 31,974 (218)

Wildfire Emissions From European Boreal Fuels: Effects of Fuel Type and Moisture Content

Fire and Materials, EarlyView.
ABSTRACT The increasing severity of wildfires poses significant challenges through the release of greenhouse gases and other harmful gases and particles. Although field measurements exist, there is a lack of systematic data collection to understand the influence of moisture content on the particle and gas emissions of boreal fuels, particularly for ...
Robert Svensson, Evalyne Arinaitwe, Frida Vermina Plathner, Johan Sjöström, Paul Otxoterena, Anna Sandinge, Per Blomqvist, Margaret McNamee   +7 more
wiley   +1 more source

Extraction and HPLC analysis of Caffeic Acid Phenethyl Ester (CAPE) from propolis and honey samples collected from different regions of Turkiye

Journal of Pharmaceutical and Biomedical Analysis Open
Caffeic acid phenethyl ester (CAPE), a key bioactive component of propolis, is recognized for its wide-ranging therapeutic properties. In this study, a robust and sensitive high-performance liquid chromatography (HPLC) method was developed and validated ...
Mariem Bouali, Mehmet Fatih Cengiz, Ozgur Dandin   +2 more
doaj   +1 more source

Strategies for Identification and Mitigation of Sanguinarine in Mustard Oil Adulterated by Argemone—A Comprehensive Review

Food Chemistry International, EarlyView.
Sanguinarine, a toxic alkaloid present in argemone, can lead to epidemic dropsy or chronic diseases through DNA intercalation and immune system suppression. Regulatory efforts face challenges due to economic motivations for adulteration as well as technical, social, and infrastructure barriers.
Gururaj Pejavara Narayana, Subhangi Panigrahi, Suresh Kumar Kalakandan, Hema Vincent, Ashish Rawson   +4 more
wiley   +1 more source

METHOD VALIDATION FOR COPPER DETERMINATION IN HUMAN HAIR SAMPLES THROUGH GRAPHITE FURNACE ATOMIC ABSORPTION SPECTROMETRY

Studia Universitatis Babes-Bolyai Chemia
A simple, cheap, and sensitive analytical method was validated for the determination of copper in human hair after microwave digestion. Method validation parameters such as linearity, precision, accuracy, limit of detection (LOD) and limit of ...
Nicoleta MATEI, Semaghiul BIRGHILA, Simona DOBRINAS, Alina SOCEANU, Ana-Maria ILIE, Viorica POPESCU   +5 more
doaj   +1 more source

Determination of Aflatoxins and Selected Heavy Metals in Rice Varieties Cultivated in Fogera, Amhara Region, Ethiopia

Food Chemistry International, EarlyView.
ABSTRACT Rice (Oryza sativa L.) is a vital staple crop for nearly half the world's population. This study investigates the levels of aflatoxins (AFB1, AFB2, AFG1, and AFG2) and selected heavy metals (Cd, Pb, and Cr) and essential elements (Mn, Fe, Mg, Cu, and Zn) in rice varieties cultivated in Fogera, Amhara Region, Ethiopia.
Melese Tilahun, Bisratewongel Tegegne, Nibret Mekonen, Agegnehu Alemu   +3 more
wiley   +1 more source

Food Contamination and Safety in Nigeria: A Systematic Synthesis of Heavy Metals, Microbial Pathogens, and Health Risk Metrics

Food Safety and Health, EarlyView.
This is an infographic driver of food contaminants and health effects. ABSTRACT Food safety remains a critical challenge in Nigeria due to rapid urbanization and weak regulatory enforcement. This systematic review synthesizes empirical evidence from 2015 to 2025 to characterize food contaminant profiles and associated human health risks in Nigeria ...
Cecilia Nwadiuto Obasi, Naomi A. Mogborukor, Baridoo Donatus Dooka, Polycarp Dauda Madaki, Chiara Frazzoli, Mohamed Haddad, Orish Ebere Orisakwe   +6 more
wiley   +1 more source

High-Performance Liquid Chromatographic Ultraviolet Determination of Memantine Hydrochloride after In Vitro Transdermal Diffusion Studies

Journal of Chemistry, 2013
The purpose of the present work was to validate an accurate and precise high-performance liquid chromatography (HPLC) method involving ultraviolet detection for the quantitative analysis of memantine hydrochloride.
Sergio del Rio-Sancho, César E. Serna-Jiménez, M. Aracely Calatayud-Pascual, Cristina Balaguer-Fernández, Andrés Femenía-Font, Virginia Merino, Alicia López-Castellano   +6 more
doaj   +1 more source

Monitoring and Mitigation Strategies for Hazardous Compounds in Chinese Rice Wine (Huangjiu): A Comprehensive Review

Food Safety and Health, EarlyView.
This review elucidates the formation pathways and detection technologies for ethyl carbamate, biogenic amines, and higher alcohols in Huangjiu. It concludes that integrated control frameworks are essential to decouple safety risks from the metabolic processes responsible for flavor development.
Lulu Liu, Zhiqiang Kong, Lin Li, Yifan Zhang, Bei Fan, Minmin Li   +5 more
wiley   +1 more source

Recent Paradigms in Nanomaterial‐Assisted Electrochemical (Bio) Sensing for Food Quality and Safety Analysis: A Critical Review

Food Safety and Health, EarlyView.
ABSTRACT Rising global demand for safe and unadulterated foods has accelerated the need for rapid, low‐cost, and portable analytical technologies. Traditional laboratory methods, although accurate, are often labor‐intensive and unsuitable for decentralized, real‐time monitoring. In response, nanomaterial‐assisted electrochemical sensors have emerged as
Toleshi Teshome
wiley   +1 more source

Evaluating limit of detection and quantification for higher heating value and ultimate analysis of fast-growing trees and agricultural residues biomass using NIRS

Engineering and Applied Science Research, 2023
Accurate non-destructive assessment of biomass energy properties is essential for optimizing its use as an alternative fuel. In this study, 200 biomass samples were used to determine higher heating value (HHV) and 120 biomass samples for analyzing ...
Bijendra Shrestha, Zenisha Shrestha, Jetsada Posom, Panmanas Sirisomboon, Bim Prasad Shrestha   +4 more
doaj