pH 11.5-14 Test Strips [Bag of 50 Strips]

Description

The pH 11.5–14 test strip is used to test the pH of narrow-range solutions in increments of 0.5.

Instructions:

1. Remove one pH 11.5-14 test strip by holding one end of the strip between your index and thumb finger. Do not touch the test pad with your fingers.
2. Dip the test strip 1/2″ into the solution to be tested for 1-2 seconds.
3. Remove the test strip, and shake off any excess liquid.
4. Compare to the color chart within 30 seconds. Do not allow the test strip to dry before reading against the color chart.