Aqua Medic REEF LIFE System Coral C Trace provides salt water aquaria with vital trace elements such as boron, chrome, cobalt, copper, fluoride, iron, manganese, molybdenum and zinc. Aqua Medic REEF LIFE System Coral C Trace does not contain any chelating agents.Application Dosage Aqua Medic REEF LIFE System Coral C Trace:Weekly 35 ml per 100 l aquarium water.Ingredients:Iron, copper, manganese, boric acid,nickel, zinc, molybdenum,vanadium,cobalt, chrome, lithium and rubidium (chemical elements: Fe, cu, Mn, B, Ni, Zn,Mo, V, CO, CR, Li, Rb)Aqua Medic REEF LIFE System Coral - The complete solution for supplying reef aquaria with lime and trace elements without ion shift. For this purpose, always add the 3 components of the Reef Life System Coral in the same ratio: each 2 ml component A calcium and component C trace for 1 dosing spoon (1,5 g) component B KH Buffer. From 100 ml solution A calcium will rise: approx. 75 g calcium hydrogencarbonate and approx. 69 g sea salt - with all trace