pH Test Strips BCG 200pcs PHG-BCG 1 box (200pcs)

The indicator and standard color parts are immersed in the test water at the same time, making colorimetric determination easy. It is possible to make a judgment even if the test water is somewhat colored or cloudy. The pH of nickel plating solution can be measured. Not suitable for measuring water with low buffering capacity (such as rainwater). Measurement scale: pH 3.8, 4.0, 4.2, 4.4, 4.6, 4.9, 5.2, 5.5 Contents: 200 test papers (instructions for use are written on the outer box)