Reef glossary
Magnesium
Magnesium prevents calcium and carbonate from precipitating out of solution. Reef targets are roughly 1280–1350 ppm; low magnesium makes alkalinity and calcium impossible to hold.
Reef glossary
Magnesium prevents calcium and carbonate from precipitating out of solution. Reef targets are roughly 1280–1350 ppm; low magnesium makes alkalinity and calcium impossible to hold.