5.5-DIMETHYL HYDANTION (DMH)     
1.3-DICHLORO-5.5-DIMETHYL HYDANTION(DCDMH)     
1-BROMO-3-CHLORO-5.5-DIMETHYL HYDANTION(BCDMH)     
CALCIUM HYPOCHLORITE     
SODIUM DICHLORO ISOCYANURATE     
TRICHLORO ISOCYANURIC