Selectively traps nitrogenous organic waste before it breaks down into ammonia, nitrites, and nitrates.
The spherical beads change from pale blonde to dark brown or black as they fill up with waste. buy purigen
Seachem Purigen Go to product viewer dialog for this item. is a premium synthetic adsorbent designed for aquarium filtration. It significantly outperforms traditional carbon filters and polishes water to unparalleled clarity. 💎 Key Features Selectively traps nitrogenous organic waste before it breaks
Safely ignores simple elemental compounds to keep your tank's essential chemistry intact. saving money over time.
Can be safely regenerated multiple times with a household bleach and water solution, saving money over time.