Coral Essentials Primary Care – Magnesium + Trace

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Coral Essentials, Magnesium + Trace is a concentrated source of liquid magnesium, 12,500 ppm (mg/L) and their own unique blend of Potassium. They have added their Coral Power Potassium into this mix using our proven Coral Essentials Method dosing regiment.

Available Sizes:


2.75 Litres

10 Litres

You can follow Coral Essentials simple recipe and add the amounts detailed below for each day. Or secondly, for optimum results the magnesium levels in marine tanks need to be checked regularly to determine the take up in your system. Simply calculate dosing requirements to suit the depletion rate using their easy to use dosing calculator below. After you have determined this, a regular check of the magnesium levels should be made. Your tank will change over time as coral grows, new pieces are added. They have found ideal magnesium levels to be at about natural sea water levels for most aquariums. Levels of 1300-1350ppm are desirable if you want to maintain high levels of growth in a SPS and hard coral dominant system.


Simplified dosage instructions:

Soft Coral / LPS System Mixed Reef System SPS Dominant System


Dosing by Usage:

– 3ml per 100L of tank volume per day. – 6ml per 100L of tank volume per day. – 12ml per 100L of tank volume per day.

1ml will raise the Magnesium level by 0.125ppm for each 100L of aquarium volume.

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