Kent Nitrate Sponge 50 Gallon Filter Media Minor and trace elements are

Minor and trace elements are present in natural seawater ratios

not practical for application in aquariums

Feeds betta once per day

Royal Item Number: AEO19250

Durable acrylic construction and low profile design help reduce visual clutter

Kent Nitrate Sponge 50 Gallon Filter Media Minor and trace elements areKent Marine Nitrate Sponge is a granular zeolitic medium which works by two methods. 1) It slowly directly adsorbs small amounts of ammonia that are released by fish and natural processes, and 2) it fosters anaerobic bacterial denitrification due to its physical porous structure. This denitrification slowly reduces nitrate levels in the aquarium. It works well in freshwater tanks or tap water to remove toxic ammonia directly! Nitrate Sponge prolongs