ITEM NAME:6 in1 swimming pool PH chlorine spa bromine acid test strip cyanuric alkalini Fh.Tests for Free Chlorine, Bromine, PH, total Alkalinity, total Hardness and Cyanuric acid. Cyanuric Acid Test Range: 0~240. Total Alkalinity Test Range: 0~240ppm. Total Chlorine Test Range: 0~10ppm. Free Chlorine Test Range: 0~10ppm.
