Seachem CupriSorb 4L (1.1 gal). Is a powerful adsorbent of copper and heavy metals. It rapidly removes all types of copper, remaining effective until it attains a deep blue-black color. When in continuous use, it gradually pulls out precipitated copper and permits invertebrate culture in tanks previously treated with copper. A 100ml bag is adequate for up to 240L (60 gallons) and removes over 3000mg of copper or 12ppm in 240L (60 gallons). It may be repeatedly regenerated. Marine and Freshwater. This item is a special order item that is drop shipped direct from Seachem.
Weight: 9 Lbs