Description
Free Chlorine Test Strips
Range A: 0, 1, 2, 3, 4, 5, 6, 7 ppm (mg/L)
Range B: 0, 0.05, 0.1, 0.2, 0.4, 0.6, 0.8, 1.2 ppm (mg/L)

Free Chlorine Test Strips
Range A: 0, 1, 2, 3, 4, 5, 6, 7 ppm (mg/L)
Range B: 0, 0.05, 0.1, 0.2, 0.4, 0.6, 0.8, 1.2 ppm (mg/L)