Reef Builders | The Reef and Marine Aquarium Blog

If you’ve been wondering what ROWA Crystal could be made from since we posted about it a few weeks ago, then you’re not alone. At the time we supposed that ROWA Crystal was probably along the lines of Lanthanum Chloride, the primary ingredient in liquid additives which precipitate phosphate when added to aquarium water. We [...]

ROWA Crystal is a new liquid additive from ROWA, the manufacturer of the first, and still the most potent granular ferric oxide (GFO) for the marine aquarium market. ROWA Crystal is designed to reduce the phosphate levels of aquarium water while also increasing the clarity. Marketing materials for ROWA Crystal claim that it “does not [...]