Johnson Universal PH Indicator Paper pH 1-11 10 books of 20 strips 004.1

A simple and effortless method for ascertaining the pH value of solutions, Johnson Test Papers have been manufactured using high quality media impregnated with mixed indicator dyes for many decades. The pH value can be ascertained in an instant with these simple to use and rapid pH papers.

Features

• 004.1 Universal Indicator Paper
• Test parameter pH 1-11
• Test graduations 1-2-3-4-5-6-7-8-9-10-11
• 10 books of 20 strips
• N.B. product is NOT CE Marked
• Not for use in clinical environment
• For use in educational environment