Contains a balanced solution of major, minor and trace elements that are essential for calcification, colour, and overall health and vitality for all inhabitants in your reef aquarium. Calcium + is designed to replenish depleted elements used by coral, fish and other organisms in your reef aquarium. For more information on individual elements, see our elements range on our website. Parameters: Calcium levels should be maintained between 400-450ppm Dosing: 1ml of Calcium + in 100L of water raises the calcium level by 2 ppm This product can be manually dosed or with a dosing pump. Basic dosing instructions: Lightly stocked aquarium -0.5ml/100L daily Medium stocked aquarium – 0.75ml/100L daily Heavily stocked aquarium – 1.0ml/100L daily INGREDIENTS: Calcium, Strontium, Barium, Calcium @ 200000ppm CAUTION Keep out of reach of children and pets. Not for human consumption. For marine aquarium use only. STORAGE Keep out of direct sunlight. Always secure cap on.