Titration

A titration is a laboratory procedure used to determine the concentration of a solution using a standardized solution (a solution with a known concentration.

Main materials

• Burette

• Unknown solution

• Standard solution

• Indicator

Indicators

An indicator is a chemical that has different colours in its dissociated and undissociated state. An indicator’s color depends on the pH of a solution. The point at which an indicator changes colour is called the endpoint.

Indicators: Phenolphthalein