1. Accurate measurement: pH test strips can quickly measure the pH value of the solution with easy operation, providing a reliable basis for your scientific explorations and life decisions. 2. Application in multiple scenarios: pH strip is used to measure the pH of drinking water and can also be used to measure the pH of soil. Students can use it to conduct various experiments and deepen their understanding of pH concepts. 3. Easy to use: Simply dip one end of the pH test strip into the solution to be measured, remove again after a few seconds and compare with the colour scale to quickly determine the pH value of the solution. No complicated measuring devices or specialist knowledge are required, the operation is easily possible for everyone. 4. Highquality appearance: The body of the pH test strip is made of highquality material, durable and not easy to damage. Clear color markings and scales allow easy and accurate reading of results during application.