1 Water treatment chemicals used to treat pools, spas and hot tubs; water conditioning chemical compositions used in spas, and hot tubs, namely, pH balancers , clarifiers in the nature of flocculants, shock treatments, water conditioner in the nature of borax or epsom salt, sequestering agents for preventing staining, scale, rust, calcium build-up, reducing, and oxidizing agents to prevent odor and eye burn; chlorine; chemicals for pools, spas and hot tubs in the nature of metal neutralizers; Water treatment chemicals used to reduce foam in pool, spa and hot tub water