Swimming pool water testing Swimming pool water testing， 320 pieces pH strips, pH 1-14 test paper Comprehensive test paper, litmus test paper for aquariums Saliva water soil test-K

【TEST VERSATILITY】pH tests can be used universally to check acids and bases. They are ideal for testing saliva, drinking water, aquariums, hydroponics, food, soil, cleaning products, soap, etc.
【FULL RANGE OF pH TESTS】Our product offers a full range of tests from pH 1 to pH 14.
【IDEAL FOR KIDS】These pH test strips are used to introduce elementary school children to the wonders of science. Children can test tap water, saliva, baking soda, and vinegar to determine the pH of different solutions using the included color chart.
【EASY TO USE】During the test, the color of the test paper changes for about 15 seconds, and accurate pH values can be obtained according to the included standard color chart.
【CONCENTRATION LIMIT】If the concentration of the acid-base solution is below 0.01%, acid or alkali cannot be displayed.