... ] : 1,3-Dichloro-5,5-Dimethylhydantoin ( DCDMH )[ Formula ] : C5H6O2N2Cl2[ M.W ] : 197.04[ Properties ] : White crystal powder, slightly soluble in water, soluble in numerous ... of equipment, appliances, environment, work clothes in households, schools, kindergarten,catering trade etc.4. Disinfection of appliances and exposed parts of human ...