Chlorine Compounds for Treating Water; [ Chemical Preparation for Maintaining Water Temperature in Swimming Pools; ] Chemical Preparations for Controlling Stains, Scale and Corrosion; [ Chemical Preparation for Neutralizing Excess Chlorine; ] Defoaming and Foam Control Preparations; [ Chemical Cleaning Preparation for Swimming Pools and Associated Surfaces that Is Used in Conjunction with Muriatic Acid; Anti-Freeze for Treating Swimming Pool Water; ] Oxidizing Agents for Use in Removing or Reducing Organic Contaminates and Increasing Water Clarity in Swimming Pools; Swimming Pool Water Clarifying Preparations; Chemical Preparation for Controlling the Alkalinity of Swimming Pool Waters; Chemical Preparation for Controlling the Calcium Hardness in Swimming Pool Waters; and Chemical Preparations for Controlling the pH of Swimming Pool Water

Swimming Pool Tile, Chrome and Vinyl Cleaner; Pool Cover Cleaners and Deodorizers; and Preparations for Cleaning Swimming Pool Filters

Bactericidal and Fungicidal Preparations; Algaecides; Germicides; Sanitizing Agents; and Disinfectants

[ Kits for Testing Water in Swimming Pools and the Like, Consisting of a Test Block with Appropriate Color Standards for Testing pH and Chlorine and Appropriate Chemicals for Addition to the Water Samples During the Test Procedure ]

Chlorinator Mechanisms for Delivering Chlorine to Swimming Pool Waters