1 Water conditioning chemical compositions used in swimming pools, fish aquaria, fountains, fresh water ponds and lakes, spas, hot tubs, and therapeutic baths as an oxidizing agent; chemicals for reducing odor and eye burn; chemicals for coagulating small suspended particulate contaminants into agglomerated masses large enough for removal by filtration systems; chemicals for adjusting pH; chemicals for chlorinating water and for stabilizing chlorinated water against attack by sunlight; water test kits, namely, chemical analysis kit for testing swimming pool, spa and hot tub water.