PhosCore 1280G/950ML (x12) Because ammonia is typically the

Because ammonia is typically the compound that accumulates in bio-filtration failure

lives up to its name

Prevent ammonia and nitrite spikes by feeding fish lightly when applying Colony

As ammonia disappears

PhosCore 1280G/950ML (x12) Because ammonia is typically theRRP 69. 99 Phosphate Silicate Removal Alumina GFO Composite Clean, No Fuss Permanent Bond, No Leaching Rinse 50g (4 Tablespoons or 1 4 Cup) PhosCore Per 50 US Gal (200L) Saltwater or 100 gal (400L) Freshwater and place in a filter bag for use in a canister filter, cartridges, or any filtration chamber. Test for phosphates and silicates after 4 days. Replace if levels aren't below 0. 02 mg L; otherwise, leave until levels rise then replace.