Universal indicator is a special indicator because it turns into a different colour at many different pH values. The colour of universal indicator at different pH values is shown further below.

pH is a measurable parameter between the values of 0 and 14, defining the acidity or alkalinity of a solution. In this article, we will consider how pH can be measured, what it tells us and its role ...

Introduction The pH of several common household items is observed using universal indicator and pH standards for reference. Supplies Short List 50 mL beakers Standard solutions in lighted test tube ...

Universal indicator is a wide range indicator and is composed of several different indicators. This allows it to exhibit a wide range of colors at different pH values – visualized here as the “pH ...