Swimming pool test, PK/50 strips

Pack Size: box of 50 strips Hazard Class /UN Number: Not Restricted Storage Temp: Room Temperature This swimming pool test consists of test sticks for the semi-quantitative determination of free chlorine, alkalinity and the pH value of swimming pool water. Parameter: Ranges: Colour change Free chlorine 0.5 -10 mg/l Cl 2 yellow « violet Alkalinity 80 - 240 mg/l CaCO 3 light green « dark green pH 6.4 - 8.4 yellow « red These test sticks are a convenient tool for orienting measurement of three parameters which are very important for swimming pool water. The determination is performed in two steps: The gradation and evaluation of the values for free chlorine, alkalinity and pH on the colour scale follow the rules and limiting values valid for the USA. (50 per PK )