Ideal for customers who have salt generator systems. In just minutes AquaChek White titrators measure salt (sodium chloride) levels from 400 to 7,000 ppm. With appropriate salt levels, you can rest assured that your salt generator will be able to produce the correct amount of chlorine to keep water clean and free of contaminants. For a clean and healthy pool, test the water at each end a minimum of twice a week! Multi-lingual packaging – English, French, and Spanish. Includes water chemistry insert with directions in 12 additional languages: Italian, Czech, Danish, Dutch, German, Greek, Hungarian, Polish, Portuguese, Russian, Swedish and Turkish.