An object that changes in scent when combined with an acidic or basic solution is known as an olfactory indicator.
Through a procedure called olfactory titration, these sorts of indicators are employed in labs to determine whether a particular solution is basic or acidic.
Properties:
Some compounds alter in scent when placed in acidic or basic solutions.
They are referred to as olfactory indicators.
The olfactory markers emit a distinctive aroma.
This fragrance in olfactory markers changes in an acidic or basic solution, which aids us in determining the nature of a specific sample solution.