API POND AMMO-LOCK Pond Water Ammonia Detoxifier Contains one (1) API POND AMMO-LOCK Pond Water Ammonia Detoxifier 64-Ounce Bottle Detoxifies ammonia in pond water and tap water with natural active ingredients Converts ammonia into a source of nutrition for nitrifying bacteria Eliminates fish stress caused by ammonia in ornamental pond water Dose every two days until ammonia is not detected to instantly to make pond water safe for fish