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The Fish Room TFR

Sera Marine Component 6 Magnesium

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Regular price $28.49 Sale price $29.99

Contains important magnesium

Magnesium and calcium must be present in a balanced ratio for the optimal growth of corals and other invertebrates. The magnesium level should not be below 1,300 mg/l (ppm). The sera Mg-Test kit provides information about the magnesium level.

Recommended dosage

Use the cap as a measure.
Add one capful sera marin 6 for every 26.4 US gal. (100 liters) of aquarium water. Always add sera marin 6 after having raised the calcium level with sera marin 1 and 2.

500ml treats 5000 Liters


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