Brightwell Strontion - 500ml or Calcium Hydroxide (kalkwasser powder)

or Calcium Hydroxide (kalkwasser powder)

Sleek and elegant overflow box for your aquarium

- Dosing Tube Holder (4)

Highly-concentrated ionic strontium solution

The crossed drainage lid design helps to guide the skimmate efficiently into the collection cup

Brightwell Strontion - 500ml or Calcium Hydroxide (kalkwasser powder)Concentrated 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