Purigen® is a premium synthetic adsorbent that is unlike any other filtration product. It significantly raises redox. It polishes water to unparalleled clarity. Purigen® darkens progressively as it exhausts, and is easily renewed by treating with bleach.
Seachem Purigen Review
Seachem Purigen 1000ml 1L
Seachem Purigen Media - Remove Ammonia, Nitrites, Nitrates
THREE PACK) Purigen Bagged (100 mL) - Seachem
7.4.6. Purigen in the Aquarium - AquaInfo
Seachem Purigen - A premium absorbent and amazing value for money!
Seachem - Purigen
Highly Efficient Seachem Purigen for Freshwater &…
Seachem Purigen 250ml
Do I Remove Purigen From My Tank After Nitrates Come Down?
How does Seachem Purigen work? - The Fish Room TFR
Seachem Purigen
Seachem Purigen 250ml
Seachems claims of Purigen REEF2REEF Saltwater and Reef Aquarium