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pH Measurements
All aqueous solutions, whether acidic, alkaline or neutral contain both hydrogen (H+) and hydroxyl (OH−) ions. The product of H+ and OH− is...
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Determination of pH and Titratable Acidity
Acidification of sourdough is a distinguishing parameter that can vary depending on the ingredients and the fermentation conditions. This chapter...
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pH Value
Let us explain to you what the pH value actually is and how it can be calculated. Learn about the strength of acids and bases and about the...
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pH and Titratable Acidity
This chapter focuses on the principles and procedures involved in measuring pH and titratable acidity, two interrelated concepts both affected by the...
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Ratiometric fluorescent probe based on non-conjugated polymer dots for pH measurements in ordinary Portland cement-based materials
An organic fluorescent probe, citric acid-1,3-Propanediamine-Rhodamine B ( CPR ) was synthesized to determine pH of ordinary Portland cement requiring...
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Carbonate System Species and pH
Accurate knowledge of the state of the marine carbon system is essential to constrain global carbon budgets. While analytical techniques for...
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Particle Sedimentation in pH-Gradients
A new method is explored, where charged colloidal particles are sedimented in a pH-gradient, and an application in following the sedimentation...
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Iridium oxide and cobalt hydroxide microfluidic-based potentiometric pH sensor
Microliter volume pH determination is of great importance in the biomedical and industrial applications. The current available pH meter and...
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The Good pH probe: non-invasive pH in-line monitoring using Good buffers and Raman spectroscopy
In bioprocesses, the pH value is a critical process parameter that requires monitoring and control. For pH monitoring, potentiometric methods such as...
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pH and Color
pH measurement and color evaluation are two important parameters for determining meat quality. There are the characteristics that after slaughter...
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pH-Dependent binding energy-induced inflection-point behaviors for pH-universal hydrogen oxidation reaction
The kinetics of hydrogen oxidation reaction (HOR) declines with orders of magnitude when the electrolyte varies from acid to base. Therefore,...
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Ultra-high sensitivity pH sensor based on vertical organic electrochemical transistors with extended gate
An ultra-high sensitivity pH sensor based on vertical organic electrochemical transistors (vOECT) with extended gate was proposed. The vOECT, which...
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Localized corrosion of 15–5 PH and 17–4 PH stainless steel in NaCl solution
The importance in the selection of materials in the aeronautical industry for the manufacture of an aircraft is related to the fact that the...
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Batch-to-batch reproducibility for the primary pH method for the example of NMIJ carbonate buffer solutions
At present, the National Metrology Institute of Japan provides six national primary pH buffers under the Japan Calibration Service System. Each batch...
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Electrochemically Induced Phosphorus–Methyl Bond Formation Involving the Complex [Co(Ph2PCH2P(Ph)2PPPPP(Ph)2CH2PPh2)]BF4
AbstractThe electrochemical properties of [Co(Ph 2 PCH 2 P(Ph) 2 PPPPP(Ph) 2 CH 2 PPh 2 )]BF 4 complex have been studied by the method of cyclic voltammetry. The...
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Assessing tungsten-based electrodes coated with W and Ce oxides for pH sensing applications
This study assessed tungsten-based materials with and without dispersed CeO 2 for potential use as pH sensors. Specifically, three types of tungsten...
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Dynamic Measurement of Intracellular pH Based on Bioluminescent Bacteria
Intracellular pH (pH i ) is a fundamental indicator of cellular physiological state, regulating cellular state and function, and has important research...
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Carbon quantum dots with pH-responsive orange-/red-light emission for fluorescence imaging of intracellular pH
N-doped carbon quantum dots (N-CDs) with polyaminobenzene hydrazine as precursor were prepared by solvothermal method for the monitoring of pH...
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Thermally induced crystal phase transitions in Zn–Al layered double hydroxides: zinc and aluminium pathways at various pH values
Due to their lamellar nano-sheet structure, layered double hydroxides (LDH) are known as materials suitable for carrying certain active, functional...
