JACK'S MAGIC 1 pt Container After Shock™ Chlorine Reducer high-visibility-sweatshirts This product is a lanthanum

This product is a lanthanum based formulation that effectively and efficiently removes phosphates and reduces poll problems

No Mor Problems® is a preventative algicide

the symptoms of non-living organic contamination will be reduced or eliminated

Its highly concentrated natural formula quickly clears cloudy water by removing small suspended particles

NIOSH-approved

JACK'S MAGIC 1 pt Container After Shock™ Chlorine Reducer high-visibility-sweatshirts This product is a lanthanumJacks Magic JMAFTER16 11 pt Container After Shock Chlorine Reducer. After Shock Chlorine Reducer is a chlorine reducer that is primarily used with Stain Solution #1, "The Iron, Cobalt and Spot Etching Stuff" to reduce the chlorine to below 1ppm. After Shock can also be used to quickly lower chlorine levels after shocking great for commercial pools.