An acid-base indicator is a substance that changes color as the pH of the solution changes. Indicators work because they are weak acids which when in solution, exist in equilibrium with their ...
It has been found that, in an alkaline solution, mercurochrome (disodium-dibromo-hydroxy mercury fluorescein) exhibits fluorescence which disappears as soon as the solution reaches the neutralization ...
The Optrode, a sensor from Metrohm for titrations with optical endpoint detection, was introduced in the last issue of Metrohm Information. Application specialists at Metrohm have worked out several ...
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