5-Way OTO Test Kit

5-Way OTO Test Kit Tests for Chlorine, Bromine, pH, Acid Demand, and Total Alkalinity. It is simple to use and designed specifically to check water quality in swimming pool water. It enables you to test the most crucial elements of the water in your pool and comes in a durable poly case.

• Tests for Chlorine, Bromine, pH, Acid Demand, and Total Alkalinity
• 1 oz Solutions #1, #2, and #3
• 1/2 oz solutions #4 and #5
• Built-in color readings on front of the square test block
• featuring easy-read fill indicators with matching caps to solutions, Made in USA.