Universal pH Test Strips, pH Test Paper Rolls, pH Measurement, Full Range 0-14, 16.4 Feet/Roll (4 Rolls)

General DescriptionUniversal pH test strips are designed to measure pH in a full range of 0 to 14. Made of quality litmus paper, they provide fast and accurate results in seconds. These strips are ideal for a variety of applications, including schools, laboratories, aquariums, hydroponics, as well as industrial and agricultural testing. Technical Specifications pH measuring range: 0-14 Length of each roll: 16.4 ft (5 m) Number of rolls: 4 Total length: 32.8 ft (10 m) Use To use the test strips, remove a small strip, touch the liquid to be tested, then compare the results with the standard color on the carton after a few seconds.