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Do you know whether you're getting exposed to radiation that could be harmful
Cyanuric Acid 1-110 ppm
discard the strip
or monthly (according to your frequency of using the Acrylic Calibration Key)
WaterWorks™ Total Chlorine HR LeadQuick Do you know whether you'reWaterWorks Total Chlorine HR water quality test strips provide a high range of detection with our proprietary indicator. WaterWorks High Range Total Chlorine is perfect for determining whether or not you have the correct amount of Total Chlorine present in your water. Contains 50 tests Detects: 0. 0, 5, 10, 20, 30, 40, 60, 80 ppm (mg L) Made in USA
