Raquel Quendera

Instituto Português Da Qualidade — Portugal

Chemical Engineering · Physical Sciences

3h-index100citations15works0.52yr avg
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Research Topics

Analytical Chemistry and Sensors(10), Chemical and Physical Properties in Aqueous Solutions(7), Electrochemical Analysis and Applications(4), Scientific Measurement and Uncertainty Evaluation(4), Water Quality Monitoring and Analysis(4)

Publications15 total

Metrological Assessment of pHT in TRIS Buffers Within Artificial Seawater: Implications for High-Salinity Reference Materials
Metrology·2026Open Access
Inter-instrument definition of valid criteria for the automatic identification of microplastics by micro-Raman spectroscopy
Talanta·2025· 1 cited
<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si78.svg"> <mml:mi mathvariant="normal">p</mml:mi> <mml:msub> <mml:mi mathvariant="normal">H</mml:mi> <mml:mi mathvariant="normal">T</mml:mi> </mml:msub> </mml:math> measurements of TRIS buffer solutions in an artificial seawater matrix in the salinity range 5–40 and temperature range 5–40 °C. Part 1: Measurements and data fitting
Marine Chemistry·2025· 1 cited
Subsequent key comparison of the pH of a borate buffer
Metrologia·2025
Rigorous pH measurement in non-aqueous solution: measurement method and reference values in ethanol
Analytical and Bioanalytical Chemistry·2023· 3 citedOpen Access
a Unified Ph Scale for All Solvents: Part I – Intention and Reasoning
IUPAC Standards Online·2022· 2 cited
Absolute salinity determination by oscillation-type densimetry and refractometry
International Journal of Metrology and Quality Engineering·2022· 2 citedOpen Access
Unified pH applied to standard seawater and NaCl solutions: preliminary studies
2021· 1 cited
A unified pH scale for all solvents: part I – intention and reasoning (IUPAC Technical Report)
Pure and Applied Chemistry·2021· 28 citedOpen Access
Unified pH Measurements of Ethanol, Methanol, and Acetonitrile, and Their Mixtures with Water
Sensors·2021· 37 citedOpen Access
Final report on CCQM-K19.2018 key comparison on pH of an unknown borate buffer
Metrologia·2021· 1 cited
First density comparison on viscoelastic samples by oscillation-type densimetry
ACTA IMEKO·2020· 1 citedOpen Access
Symmetric Potentiometric Cells for the Measurement of Unified pH Values
Symmetry·2020· 21 citedOpen Access
Robustness studies of oscillation-type density meters with viscoelastic fluids
2019Open Access
Salinity determinations by refractometry and oscillation-type densimetry as compatible methods: from salinity to pH
Journal of Physics Conference Series·2018· 2 citedOpen Access

Frequent Co-authors

Frank Bastkowski(8), Matilda Roziková(7), Olivier Pellegrino(7), Dániel Nagy(6), Daniela Stoica(6), Lisa Deleebeeck(5), Agnes Heering(5), Ivo Leito(5), Andreia Furtado(5), Alan Snedden(4), Martina Vičarová(4), Maria Filomena Camões(4), Bárbara Anes(4), Lokman Liv(4), Emrah Uysal(4), Valentin Radtke(3), Ingo Krossing(3), Sara Moura(3), Vítor Cabral(2), S. Veltzé(2)