Seachem MultiTest Iron magnesium these unique Mini Grazer rings

these unique Mini Grazer rings can be attached to the side of the aquarium using their suction fixings (included in the pot) and allow you to witness your fish feeding as they would in the wild

This algae boosted diet targets the needs of all marine and fresh water herbivorous fish

Use at start-up and whenever adding or replacing water

Helps control ammonia/nitrite/nitrate

Seachem MultiTest Iron magnesium these unique Mini Grazer ringsIron is of no importance in sh only aquaria; however, iron over 0. 5 mg L may be toxic to some species and should be avoided. Under normal conditions, iron is virtually impossible to maintain at measurable concentrations in seawater. Natural seawater concentration for iron is about 0. 01 mg L. Iron is important in planted aquaria and should be maintained between 0. 1 to 0. 2 mg L. MultiTest Iron measures both ionic and most chelated iron in freshwater