Uxcell 10Pcs/800 Strips PH 1-14 PH Test Strips with 10Pcs Droppers Blue

Litmus papers are used to determine the pH level of a liquid and determine if a solution is acidic. Widely used for industrial chemical testing, science education, laboratory use, drinking water, aquariums, and classroom analytical chemistry.

Advantage
1. It is Portable and easy to store which can be used to determine the strength of acid and base conveniently. Sensitive to the environment and temperature changes.
2. Each package comes with a color chart, and different pH values can correspond to specific colors.
3. Comes with droppers, so you can draw the volume of the solution according to your need.

Instruction
1. Dip the test paper into a solution or you can draw the solution with dropper;
2. And then observe the change in color of the paper. After one second read the pH value.
3. If the test paper turns red, the solution is acidic.

NOTE
Not applicable for oil and acid-base solutions with a concentration of less than 0.01%. Should be stored in a dry place protected from light.