Our fish pond dechlorination tablets contain trichloroisocyanuric acid, dichloroisocyanuric acid, and conditioning agents. It can help improve water quality, soften water components, clean fish pond water quality, and remove odor and algae. Its usage is simple: just put an appropriate amount of chlorine removal tablets into the fish pond. It can purify water quality, create the best and most comfortable environment for aquatic organisms, and enable them to live healthier.