One of the most common chemicals used to prevent chlorine loss in swimming pools is Cyanuric Acid (also called CYA
one Secondary Power Center
and hotels/motels
a ceramic weight for suction
The K-1579 Kit tests for available chlorine in bleach using the drop test system and iodometric method
Taylor Complete FAS-DPD Chlorine, pH, Alkalinity, Hardness, CYA (FAS-DPD Hi-Range) Test Kit .75 Oz. - K-2006 state_South Carolina One of the most commonThis is a Complete Kit for Chlorie, pH, Alkalinity, Hardnss, and CYA (FAS DPD High Range) with . 75 ounce bottles. The K 2006 tests for Free and Combined Chlorine, Total Alkalinity, Cyanuric Acid, Hardness, and pH with Acid Base Demand. It does this by using the 2000 Series Comparator, visual determination and drop test systems. The K 2006 kits use FAS DPD which is an enhancement to the regular DPD, blended indicator, turbidimetric Phenol Red