Industrial Test Systems, 481335, PoolCheck 3-in-1 Pool and Spa Check, Free Chlorine
Pool Check® 3in1 offers the user more than just another test strip; it offers accurate results that you can rely on. 3in1 Pool Check® has been specially designed to work in pools with either chlorine and bromine systems. Economically priced, 3in1 Pool Check® is the ideal choice for the average pool owner.
Detects:
- Total Alkalinity: 0, 40, 80, 120, 180, 240, 360 ppm (mg/L)
- Free Chlorine: 0, 0.5, 1, 3, 5, 10, 20 ppm (mg/L)
- pH: 6.0, 6.4, 6.8, 7.2, 7.6, 8.2, 9.0 pH
