Weifang Changda Chemical Industry Co.,Ltd. can supply Water Treatment Chemicals: Sodium dichloroisocyanurate. Form: Sodium dichloroisocyanurate powder, Sodium dichloroisocyanurate granule. Synonym: Sodium dichloroisocyanurate, SDIC , Dichloroisocyanurate Sodium, DCCNa 1.Characters: White powder or white granule(8-30 mesh, 20-60 mesh). 2.Specification: Active Chloride 56%, Active Chloride 60%