Purigen Range Size:250ml It is a formulation of

It is a formulation of a special patented material bonded to a synthetic matrix

Directions for 10 g and 50 g

Non-toxic filter media lasts several months in typical aquariums

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For more than 30 years

Purigen Range Size:250ml It is a formulation ofPurigen is a premium synthetic adsorbent that is unlike any other filtration product. It is not a mixture of ion exchangers or adsorbents, but a unique macro porous synthetic polymer that removes soluble and insoluble impurities from water at a rate and capacity that exceeds all others by over 500%. Purigen controls ammonia, nitrites and nitrates by removing nitrogenous organic waste that would otherwise release these harmful compounds. Purigen 's