With these test strips, checking the water quality every day is easy.

The strip is immersed in water for 10 seconds and the most important values can be compared with the table on the packaging by the discolouration of the fields on the strip.

Alkalinity, hardness determination in USA

0 • 80 • 120 • 180 • 240 mg/L CaCO₃

Free chlorine, dissolved chloride ions available for disinfection

0 • 0,5 • 1 • 3 • 5 • 10 mg/L Cl

Total chlorine, concentration of all chloride ions, free and already bound

0 • 1 • 3 • 5 • 10 mg/L Cl

Total hardness, hardness determination in EU

0 • 100 • 250 • 500 • 1000 mg/L CaCO₃/MgCO₃

pH, at a pH value below 7 and a high total chloride concentration, stainless steel can rust

6,4 • 6,8 • 7,2 • 7,6 • 8,0 • 8,4