Liquid > Magnesium and Iron > Additives > Saltwater Aquarium Supplies

Precision Magnesium is a well-balanced supplement that is designed to raise and maintain magnesium levels as well as enhance coral growth. This product contains 80,000 ppm (mg/L) of magnesium and is one of the strongest magnesium ...

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Price Range:
$8.99 to $22.99

Brightwell Aquatics Ferrion - Liquid Iron Supplement for Reef Aquaria and Refugia 500ml / 17oz

Overview Highly-concentrated and stable iron solution for supplementing aquaria containing hermatypic organisms (i.e. “photosynthetic” or zooxanthellate corals, clams, and their allies), macroalgae, coralline algae, mangroves, ...

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Our Price: $7.49

Item Code: BW01019

Brightwell Aquatics Magnesion - Liquid Magnesium Supplement for Reef Aquaria 500ml / 17oz

Overview Highly-concentrated ionic magnesium solution. Provides magnesium, which helps regulate the balance between calcium and carbonates in aquarium water, and is a component of aragonite, the mineral secreted by reef-buil...

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Our Price: $7.39

Item Code: BW01038

E.S.V. B-Ionic Magnesium

Through the chemical process known as "ion-pairing", magnesium ion concentration influences the saturation point for calcium corbonate in solution. In general, the further the magnesium concentration drops from natural seawater le...

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Price Range:
$9.99 to $21.99

Ecosystem Aquarium Eco Iron

ECO Iron Description: Provides iron for macroalgaes in a Refugium system. Type: Reef Aquarium Supplement Main Points: Raises iron levels in marine systems Phosphate and Nitrate Free Provides immediate bio-availa...

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Price Range:
$6.99 to $10.99

Ecosystem Aquarium Eco Magnesium

EcoSystem Aquarium® Technical Specifications ECO Magnesium Liquid Description: Adds essential magnesium for all reef inhabitants. Type: Marine Supplement Main Points: Adds magnesium in marine systems Raises magn...

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Price Range:
$6.99 to $10.99

Elos Expert Line Extra Iron 25mL

Expert Line Extra Iron 25ml Iron is a key element for all forms of vegetation or animal life. Necessary to transport oxygen and nourishment inside the tissues, iron is known as a catalyst in the building of chlorophyll and enzy...

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Our Price: $26.99

Item Code: EO1421

Elos Prima Line 04 Combi Magnesium 500mL

Prima Line 04 Combi Magnesium 500ml Prima Combi-mg is an innovative additive formulated using highly bio-available organic magnesium, designed for a DOUBLE EFFECT: to MAINTAIN the correct level of magnesium inside the tank,...

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Our Price: $17.99

Item Code: EO1343

Kent Marine Iron & Manganese

Description: Kent Marine Super Chelated Iron Supplement with Manganese provides bio-available iron to all reef inhabitants. Although present in salt mixes, iron is rapidly used up in the system, and removed through precipitation...

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Price Range:
$5.99 to $24.99

Kent Marine Tech M

Description: Tech M Magnesium supplement is a ionically balanced product which will safely raise the magnesium level in any marine system without upsetting the ionic balance of the system. Tech M is very concentrated, containing...

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Price Range:
$7.99 to $19.99

KNOP Magnesium+ 500 ml

Magnesium corrective fluid improves growth of stony corals and giant clams increases growth of coralline algae avoids deficiency symptoms recommended dosage: 10mL per 26.4gal (100L)

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Our Price: $14.99