Por un escritor de hombre misterioso
Seachem Purigen ® is a premium synthetic adsorbent that is unlike any other filtration product. It is not a mixture of ion exchangers or adsorbents,
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Seachem purigen taking ages? I put the purigen in the filter box on Saturday and I feel there isn't much of a difference at all in regard to tannin removal. How long
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Purigen® is a premium synthetic adsorbent that is unlike any other filtration product. It is not a mixture of ion exchangers or adsorbents, but a
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