Refill test strips for use with the blue AquaChek TruTest Digital Reader, 50 Strips in a Bottle.
Test for:
- Free Chlorine: 0-10ppm
- pH: 6.2-8.4
- Total Alkalinity: 0-240ppm
Bottles have a convenient flip top cap for easy dispensing! Just dip a test strip in your pool, insert the strip into the meter and get fast accurate results! To keep your pool at its best, test at each end a minimum of twice a week. Tests for 3 important chemistries in seconds: Free Chlorine, pH, Total Alkalinity..
