Hy-Clor 7 in 1 Instant Pool & Spa Test Strips

Hy-Clor 7 in 1 Instant Test Strips provide reliable results in an instant. Designed to accurately measure the following 7 chemical factors in your pool and spa: Free Chlorine/ Bromine, Total Chlorine, Alkalinity, pH, Total Hardness and Cyanuric Acid. Directions: 1. Immerse strip for 2 seconds. 2. Remove with pads face up. (SHAKE ONCE TO REMOVE EXCESS WATER.) 3. Read results immediately beginning with the end pad Free Chlorine or Bromine and finish with Cyanuric Acid pad. 4. Results are accurate for up to 60 seconds Important: Keep wet fingers out of the bottle. Close cap tightly after removing strip. For pools/spas, immerse strip to a depth of 15cm. For best results read in natural daylight. Store in a cool dry place. 50 x test strips Compatible with the Hy-Clor Water Test App.