Description

This article is from the ReefKeepers FAQ, by several authors (see the Credits section).

2.4 Other Chemical Filter Media

X-Nitrate, X-Phosphate, Polyfilters, Chemi-pure, etc. - probably
not needed in established, balanced reef aquaria. A prominent
manufacturer of these materials was either unwilling or unable
to supply capacities for removing the named compounds from
seawater. May cause adverse reactions in some inverts.

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