GFO for Reef Aquarium Phosphate Control

Discussion in 'RSS Feeds' started by MASA Admin, 1 Mar 2014.

  1. MASA Admin

    MASA Admin Moderator

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    Granular ferric oxide, or GFO, is a widely used form of chemical filtration in the reef-keeping hobby today. Chemical filtration, as the name suggests, purifies water by binding up impurities at the molecular level. As water is sent through the medium, the surface of the medium forms chemical bonds with dissolved compounds, thus removing them ... [Read More]

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