For easy determination of the pH value. The reaction colour of the paper can be compared with the colour chart on the dispenser. By roll, 5 m length and 7 mm width.
pH measuring range | 1 to 14 |
Gradation | 1-2-3-5-6-7-8-9-10-12-14 |
Indicators and Dyes
Carl ROTH offers many indicators and dyes of high purity, which can be used in special applications.