73241272
Dec 3, 1979
Jan 19, 1982
Active Trademark
Buffering Agents for Adjusting the pH and Chelating Iron in Swimming Pool Water; Flocculants as Additives for Swimming Pool Water to Remove Suspended Impurities; Water Soluble Synthetic Resin Agglomerating Agent Compositions for Addition to Coal and Sand Filters to Function as Filter Additives in the Filtration of Swimming Pool Water
Chemicals