pH Test Paper, Litmus Paper Test Strips pH, Universal pH Testing Strips, PH 1-14 Test Paper Litmus Strips, Litmus Test Paper for Saliva Urine Water Soil Testing, 4 Pack 320 Strips pH 1-14 Test Paper
Easy to use: To test the pH of the solution, just dip the solution in and drop it on the litmus test strips, the strip will change the colour immediately.
Wide application: pH test paper strips can help you keep healthy by testing common substance, such as water, milk, liquid detergent, soil, etc. Also suitable for school, lab, swimming pool, aquarium, hydroponics, etc.
Easy to carry: Each pack size of litmus paper is 7×4.5cm, each piece size is 5.5x1cm. Small and lightweight, convenient for you to carry and store.
What you get: Comes with 4 pack ph test strips, each pack has 80 pieces, 320 pieces in total. Large quantities can meet your different demands.