Grotech Corall B 5000ml contains magnesium, iron, chrome, manganese, nickel, cobalt, copper
Corall A, B, and C are three essential combinations of trace elements that should be dosed separately to cater to the needs of your lower animals. The composition of Corall A, B, and C has been optimized to promote excellent growth and vibrant coloration, especially when used with soft, leather, and stone corals.
Corall B specifically includes magnesium, iron, chrome, manganese, nickel, cobalt, and copper. The content is available in a 500ml bottle.
Dosage maximum: 10 ml per 100 liters of aquarium water per week.