Free Chlorine Test Strips. 50 strips each.
Detection Levels 0, 0.1, 0.2, 0.4, 0.6, 0.8, 1.2, 1.5, 2.0, 2.6, 4.0, 6.0, and 10.
Color chart on container.
Free Chlorine Test Strips. 50 strips each.
Detection Levels 0, 0.1, 0.2, 0.4, 0.6, 0.8, 1.2, 1.5, 2.0, 2.6, 4.0, 6.0, and 10.
Color chart on container.