Brightwell Aquatics Strontion filter parts It is formed as a

It is formed as a spherical bead for optimum hydrodynamics

and their allies)

and the aquarium water remains low in nitrate

For example

or smell it

Brightwell Aquatics Strontion filter parts It is formed as aConcentrated Strontium Supplement for All Marine Fish & Reef Aquaria. Overview: Highly concentrated ionic strontium solution. Incorporated by corals, clams, and other reef building invertebrates into aragonite, the mineral that is secreted as skeletal material. Stronger than most competing strontium solutions. Contains no unwanted organic material such as EDTA, gluconate, or polygluconate. Over 50% stronger than most competing products. Free of