ZVD-Universal pH Test Paper pH Test Strips Roll of pH Test Strips, pH Measurement Full Range 0-14, 5m/Roll (2pcs)

UNIVERSAL pH TEST: Litmus paper pH test strips ideal for testing liquids at home, in laboratories, schools and activities. With color chart to compare values. VERSATILE TEST STRIPS: pH tests can be used universally to check acids and bases. Ideal for testing saliva, drinking water, aquariums, hydroponics, food, soil, detergent, soap, etc. EASY TO USE: Hold the litmus test strips in the liquid. Read the result after about 15 seconds and compare it with the pH color chart. QUICK RESULTS: The test strips provide reliable results in seconds in the pH range between 0 and 14. PRACTICAL ROLE: The indicator strips are on a roll and are simply extracted into the desired size.