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

Sera Marin COMPONENT 4 – Cationic Trace Elements - (Cationic Trace Elements) provide important trace elements for the daily needs of aquarium inhabitants. When combined with Sera Marin COMPONENT 3 Anionic, the supply of trace elements to coral reefs and other lower animals is improved.

Dosage: Use the cap as a measuring cup. Once a week, add one cap of Sera Marin COMPONENT Trace Elements 3 and 4 for every 100 liters of seawater. But before that, adjust the calcium content in Sera Marin COMPONENT 1 and 2.