Check pH levels with ease using JUANJUAN Universal pH Test Strips! This handy set includes 100 dual-pad test strips designed to measure pH values from 4.5 to 9.0 in suitable liquids, including urine and saliva samples. Simply dip a strip into the sample, then compare the color changes with the included chart for a quick reading. Compact and easy to store, these analog pH strips are useful for educational experiments and personal testing. Results are for screening purposes only and are not a substitute for professional medical testing or diagnosis.
