Bartovation 3-Pad pH Test Strips, 1.0 to 14.0 PPM Wide Range, 50/Bag

Wide-range test strips measure pH levels in increments of 1.0 units and provide results in less than 30 seconds. These acid-base test strips are ideal for situations where the pH spectrum is unknown and the materials are varied. The three pads on each strip offer enhanced accuracy. Each zipper storage bag includes a color comparison chart for pH test results. 50/bag.