The Chlorine Sodium Chloride Argentometric Drop Test Kit is specifically designed for measuring sodium chloride levels in saltwater pools and spas, helping to ensure proper water chemistry. With a measurement range from 20 ppm to 800 ppm, this kit provides accurate readings using the argentometric drop test method. It includes essential components like a graduated pipet, sample tube, chromate indicator, and silver nitrate reagent. This easy-to-use kit ensures that salt levels are properly maintained, which is crucial for the efficiency of saltwater chlorinators.