Το ίδιο πράγμα είναι.. Δες κι εδώ:
http://www.seachem.com/products/prod...denitrate.html
Πάνω κάτω θα διαβάσεις τα ίδια που σου έγραφα:
"The high porosity of de*nitrate™ supports the proliferation of both aerobic and anaerobic bacteria that further remove these toxic aquarium byproducts. Even when exhausted as an organic adsorbent, de*nitrate™ continues to be an excellent support for the biological filter and does not have to be removed."