... or light yellow powder, slightly soluble in water. At 20 1L of water can dissolve 2.2g1 of 1,3 ... Dibromo-5,5-dimethylhylhydantoin, pH-value of 0.1% water solution is 2.6. Can easily absorb moisture; ... ]: It is a new type sterilizing water treatment agent widely used in water treatment system, swimming pools, anitary system ... Loss %≤ 0.5Effective bromine %≥ 54.8ConclusionQualified 2011 hot sell DBDMH