Liquid special indicator in dropper bottle for the monitoring of softened water like Durognost® SR 0, set for the limit values of 1 = 18 ppm CaCO3 and 0.5 °dH = 9 ppm CaCO3.
Description
- Complete with measuring tube and stopper.
- Analyses: approx. 250
- Measuring time: approx. ½ minute