Vijay Surgical Litmus Paper - 100 Leaves Each of Blue & Red pH Test Strips for Acid & Base Solutions | Laboratory, School Science Experiments, Water Quality Testing

paper stained with litmus which is used to indicate the acidity or alkalinity of a substance. Blue litmus paper turns red under acid conditions, and red litmus paper turns blue under alkaline conditions.

Acidic solutions turns blue litmus paper to red & vise versa.

Neutral solution remains as it is

3 Packs, each of 100 strips