[HTML][HTML] Validação em métodos cromatográficos para análises de pequenas moléculas em matrizes biológicas
NM Cassiano, JC Barreiro, LRR Martins, RV Oliveira… - Química …, 2009 - SciELO Brasil
Chromatographic methods are commonly used for analysis of small molecules in different
biological matrices. An important step to be considered upon a bioanalytical method's …
biological matrices. An important step to be considered upon a bioanalytical method's …
[HTML][HTML] Quantification of biodiesel in petroleum diesel by 1H NMR: evaluation of univariate and multivariate approaches
NA Portela, ECS Oliveira, AC Neto, RRT Rodrigues… - Fuel, 2016 - Elsevier
The commercially available biodiesel in Brazil is a mixture formed by two different raw
materials: oleaginous plants and animal fats. Methanol is the alcohol commonly used in the …
materials: oleaginous plants and animal fats. Methanol is the alcohol commonly used in the …
An electrochemical sensor for the simultaneous determination of paracetamol and codeine using a glassy carbon electrode modified with nickel oxide nanoparticles …
P Batista Deroco, F Campanhã Vicentini… - …, 2015 - Wiley Online Library
In this work, a simple and highly selective voltammetric method was developed for the
simultaneous determination of paracetamol (PCT) and codeine (COD) in pharmaceuticals …
simultaneous determination of paracetamol (PCT) and codeine (COD) in pharmaceuticals …
Green and fast ultrasound-assisted extraction procedures for Fe, Mn, Mg and Ca analysis in cane syrups by FAAS
V Alves, JK de Andrade, ML Felsner - Journal of Food Composition and …, 2023 - Elsevier
New methodologies for the analysis of Fe, Mn, Mg, and Ca content in cane syrups using
FAAS combined with ultrasound-assisted extraction (UAE) were developed and validated …
FAAS combined with ultrasound-assisted extraction (UAE) were developed and validated …
Use of portable Raman spectroscopy in the quality control of extra virgin olive oil and adulterated compound oils
IHAS Barros, LS Paixão, MHC Nascimento… - Vibrational …, 2021 - Elsevier
The practice of defrauding food and other consumer goods is growing in recent years, and
products with high added value are the main targets of this practice, such as extra virgin …
products with high added value are the main targets of this practice, such as extra virgin …
Determination of ethanol in gasoline by high-performance liquid chromatography
LM Avila, APF dos Santos, DIM de Mattos… - Fuel, 2018 - Elsevier
This study employed non-aqueous reversed-phase high-performance liquid
chromatography (HPLC) with refractive-index detection and methanol as a mobile phase to …
chromatography (HPLC) with refractive-index detection and methanol as a mobile phase to …
A comparative performance of PV power simulation software with an installed PV plant
JL de Souza Silva, TS Costa… - 2020 IEEE …, 2020 - ieeexplore.ieee.org
Photovoltaic (PV) energy stands out due to the sustainability aspect, being the target of
research investments. At University of Campinas, the sustainable campus project carried out …
research investments. At University of Campinas, the sustainable campus project carried out …
Flow injection simultaneous determination of acetaminophen and tramadol in pharmaceutical and biological samples using multiple pulse amperometric detection …
An analytical procedure was developed for the simultaneous determination of
acetaminophen (ACP) and tramadol (TRA) by flow injection analysis with multiple pulse …
acetaminophen (ACP) and tramadol (TRA) by flow injection analysis with multiple pulse …
Use of a boron-doped diamond electrode to assess the electrochemical response of the naphthol isomers and to attain their truly simultaneous electroanalytical …
RF Brocenschi, TA Silva, BC Lourencao… - Electrochimica …, 2017 - Elsevier
Naphthol, a chemical classified as an endocrine disruptor and known to show carcinogenic
activity, is found in the environment as a mixture of its isomers. For the first time, the truly …
activity, is found in the environment as a mixture of its isomers. For the first time, the truly …
Arsenic speciation in canned tuna fish samples (Thunnus) using ionic chromatography inductively coupled plasma mass spectrometry
TFM Hoyne, LV Vieira, OA Heringer… - Journal of Food …, 2023 - Elsevier
Arsenic speciation analysis was conducted on in oil and in brine canned solid tuna samples
using ionic chromatography inductively coupled plasma mass spectrometry (IC-ICP-MS) …
using ionic chromatography inductively coupled plasma mass spectrometry (IC-ICP-MS) …