Grotech Corall B 5000ml contains magnesium, iron, chrome, manganese, nickel, cobalt, copper
Corall A, B and C are 3 combinations of trace elements that need to be dosed separately and meet all the needs of your lower animals. Corall A, B and C composition was optimized to achieve great growth and coloration when combined with Corall A, B and C in combination with soft, leather and stone corals.
Corall B contains Magnesium, Iron, Chrome, Manganese, Nickel, Cobalt, Copper
Dosage max. 10 ml / 100 l aquarium water per week.