Beer pH Test Strip 4.6-6.2
The narrow-range Beer pH test strip, pH 4.6-6.2, is used for testing beer mash. The pH of Yeast is best at 5.2-5.5.
Instructions:
Remove one Beer pH test strip from the vial.
Dip the test pad into the solution being tested for 1-2 seconds.
Remove the strip, and compare against the color chart within 10-15 seconds. Do not let the pad dry before reading against the color chart.

Brand : PrecisionLabs