Swimming pool test 3 in 1 (Tube of 50 test strips)

• Allows the quick and easy determination of the water quality in swimming pools

• Measures free chlorine, alkalinity and pH

• Gradation (Alkalinity): 0 - 80 - 120 - 180 - 240 mg/L CaCO3

• Gradation (Free chlorine): 0 - 0.5 - 1 - 3 - 5 - 10 mg/L Cl2

• Gradation (pH): 6.4 - 6.8 - 7.5 - 7.6 - 8.4