The Sera Marin COMPONENT 1 – 7 equipment set is designed for marine life enthusiasts, providing coral reefs and other lower animals with seven valuable integrated ingredients.

Contains important strontium

In addition to major elements like magnesium and calcium, strontium is considered an important ingredient for coral reefs and other invertebrates and requires regular dosing.

Dosage: Use the cap as a measuring cup. Add one capful of Sera Marin COMPONENT 5 - Strontium per 100 liters of seawater once a week. Sera Marin COMPONENT 5 - Strontium was developed in collaboration with Sera Marin COMPONENT 1 and 2. The need for strontium is in a certain ratio to calcium.