The acid capacity (KS) up to pH 8.2 covers all alkaline components of the water that form hydroxide ions.
The term p-value is based on the use of the indicator phenolphthalein. The p-value corresponds to the turnover point penolphthalein (pH 8.2).
DUROVAL® CPM
Product number:
400065
Test kit for the determination of the carbonate hardness, resp. the m-value (acid capacity up to pH 4.3; KS 4.3) and p-value (acid capacity up to pH 8.2; Ks 8.2) of all natural and industrial water samples via titration with a liquid titration agent and a pipette with accurate °dH and mmol/l calibrations.
Description
Complete with measuring tube, pipette with calibration 0-20 °dH and 0-7 mmol/l, special junction stopper, indicators for m- and p-value and 50 ml titration solution.
Analyses: approx. 100 (at an average carbonate hardness of 10 °dH)
Measuring time: approx. 2 minutes
Accuracy: 0.5 °dH/0.25 mmol/l
€32.10*