AquaChek Pool/Spa Test Salt Strips 10ct provide an easy and accurate way to test sodium chloride (salt) levels in pools with salt generator systems. These white titrator strips measure salt levels from 400 to 7,000 ppm, using medical-grade technology for accuracy comparable to liquid tests. With no need for messy reagents, simply dip and remove the strip for results in minutes. Each pack includes a water chemistry guide and directions for use. Test water twice a week to ensure safe, balanced water, and use the free AquaChek Connect mobile app to track and monitor results for a personalized treatment plan.