SplashTech 2-Way Pool Water Testing Kit (Chlorine & Ph) with Carry Case The standard in pool water safety tests. Measure total pH and chlorine/bromine ppm in minutes New to pool care? We've printed handy instructions printed right on the inside of the lid! Easy-to-read plastic tester with ideal levels and acceptable limits for pH, CL, and BR Childproof bottles contain .5 ounces of reagent fluid, plenty for seasons of weekly tests Snug and rugged plastic case closes tightly and securely