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Products will be delivered between 2 and 5.
Contains important strontium
Together with the macro elements magnesium and calcium, strontium is an important component of corals and other invertebrates and needs to be dosed regularly.
Dosage: Use the cap as a measuring cup. Once a week, add one cap of Sera marin COMPONENT 5 - strontium per 100 liters of seawater. Seramarin COMPONENT 5 - strontium was developed in conjunction with seramarin COMPONENT 1 and 2. The need for strontium is in a certain proportion to calcium.