Boyd Chemi-Pure Blue - 11 oz Magnesium It can be kept in

It can be kept in pairs which should be added at the same time to a large aquarium

Use the scalpel for suitable soft coral detail work

Complete Conditioner Benefits for Fresh and Saltwater

Dissolves completely and is designed not to turn to mush

Boyd Chemi-Pure Blue - 11 oz Magnesium It can be kept inBoyd Chemi Pure Blue 11 oz Boyd Chemi Pure Blue 11 oz is a larger all in one chemical filtration media unit for reef, marine, jellyfish, and high pH freshwater aquariums, using premium activated carbon and ion exchange resins to help maintain crystal clear water. Boyd Chemi Pure Blue 11 oz Media for 75 to 100 Gallon Aquariums This 11 oz Chemi Pure Blue size is suited to larger reef and marine systems that need ongoing chemical filtration, water