Seachem Purigen Freshwater, 1 Litre

• Highest organic removal capacity
• Helps control ammonia/nitrite/nitrate
• Colour changes as it exhausts; easily regenerated

Product Description Seachem Purigen 1L Directions To use Seachem Purigen, rinse the product thoroughly before use. Place it in the filter or directly into the aquarium. For optimal performance, use 100 mL of Purigen for every 200 L (50 gallons) of aquarium water. Replace or regenerate the Purigen when it changes color, indicating it's exhausted. To regenerate, rinse the Purigen under hot water until it returns to a light color. Repeat the process as needed. Box Contains water treatment