What Is the Difference Between Blue & Red Litmus Paper?

Last updated at July 21, 2026 by

The differences between blue and red litmus paper are:

 

BLUE LITMUS PAPER

RED LITMUS PAPER

It is blue in colour 

It is red in colour 

It changes its colour to red when it comes in contact with a acid

It changes its colour to blue when it comes in contact with a base

It remains blue when it comes in contact with a base

It remains red when it comes in contact with a acid 

It remains blue when it comes in contact with a neutral substance

It remains red when it comes in contact with a neutral substance

 

Naturals Indicators-Teachoo.jpg

Remove Ads
Maninder Singh's photo - Co-founder, Teachoo

Made by

Maninder Singh

CA Maninder Singh is a Chartered Accountant with 16+ years of practical experience and 20+ years of teaching experience. He teaches Science, Economics, Accounting and English at Teachoo using clear explanations and exam-focused methods students can trust.

For faster and distraction-free study, students can choose Teachoo Black.