HydroTools Solution #1 Chlorine Test Kit Refill (#8441)

Swimline HydroTools 1 ounce refill solution #1 for HydroTools water quality test kits. The HydroTools Chlorine Test Solution #1 Test Kit Refill Features Include The #1 solution is Orthotolidine, a chlorine test solution One (1) ounce bottle Genuine Swimline HydroTools product Swimline HydroTools Item #8441 Color and number coded for easy refill ordering Replacement #1 solution for Hydrotools Test Kit Model 8440