... 98% used in water treatment system, swimming pools 1,3-Dibromo-5,5-dimethylhydantoin [Product Name]:1,3-Dibromo-5,5-dimethylhylhydantoin ... , slightly soluble in water. At 20 1L of water can dissolve 2.2g1 of 1,3-Dibromo-5,5-dimethylhylhydantoin, pH-value ... sterilizing water treatment agent widely used in water treatment system, swimming pools, anitary system and aquaculture etc. [Packing]: in woven bag ...