Blue Litmus Paper Roll For pH Testing, 5 Meters Long And 7mm Wide, Fully Impregnated Indicator Paper Distinguishes Acids And Bases By Color Change, Ideal For Lab, Classroom, Or Home Chemistry Experiments And Quick Reference

Blue Litmus Paper Roll for pH Testing, 5 m x 7 mm
✔️ 5 m long roll, 7 mm wide, fully impregnated indicator paper

Blue litmus paper is a handy, fully impregnated indicator strip used to test pH by color change. This roll is ideal for lab work, classroom demonstrations, and home chemistry experiments, offering a quick way to distinguish acids from bases.

✅ Length: 5 meters
✅ Width: 7 millimeters
✅ Indicator: fully impregnated blue litmus for acid/base detection
✅ Pack: 1 roll, ideal for labs, classrooms, and home experiments

💡 What is blue litmus paper used for in pH testing?

Blue litmus paper provides quick acid-base checks for labs, classrooms, and home experiments. It changes color to indicate basic or acidic conditions without a meter.

- Quick checks for education and hobby science - Distinguishes acids from bases in simple experiments - Works with red litmus for cross-checking results