KENT Marine Iodide (473ml) can be used to replace iodide in a closed marine tank. Iodide is naturally found in seawater but soon becomes naturally depleted in a closed tank. This product provides this essential element. Iodide works as a useful antioxidant & at the same time does not destroy the beneficial system bacteria. It is essential for growth & health of invertebrates & macro-algae.
Please note the image shown is the 236ml size. This size is larger.