Quick Answer:The pH Paper is an indicator paper for testing whether a solution is acidic or alkaline: it is dipped in the liquid and the colour it turns is matched against a pH colour chart.
Last updated: 18 October 2026
Key Features
Shows acidity or alkalinity by a colour change.
Read by comparing the colour with a chart.
Quick and simple to use.
Suitable for laboratory work and basic water testing.
Technical Specifications
Specification
Value
Type
pH indicator paper
Reading method
Colour comparison chart
How It Is Used
Dip the paper into the solution, then compare the resulting colour with the chart to find the pH. It is used in chemistry practicals, demonstrations and basic water quality checks. Keep it in a cool, dry place away from moisture and direct sunlight so that the colours stay accurate.
Frequently Asked Questions
How is the pH Paper used?
Dip the paper in the solution and compare the colour it turns with the chart to read the pH.
Can the pH Paper be used for water testing?
Yes. It is suitable for basic water quality testing and for other liquid solutions.