Free Shipping!
Limited time only. Save 15% on orders $149 and up
with code JUNELA15
SEE DETAILS »

Narrow Your Results:

Categories
Special
Brand
Care Level
Temperament
Lighting
Color Form
Diet
Family
Genus
Max. Size
Origin
Species
Tank Setup
Water Conditions
Sale Items

Magnesium

234 products
Seachem Reef Advantage Magnesium
(4452)
Starting at $9.7
…for instance, precipitates magnesium as magnesium hydroxide while excess carbonates precipitate it as magnesium carbonate. In both cases, this means that magnesium that was present in the water is now unavailable. Of the two, magnesium hydroxide and magnesium carbonate, the former is more…
Red Sea Reef Foundation ABC Reef Supplement Multipack
(4423)
Starting at $23.99
…allows you to define and maintain correctly balanced levels of calcium, alkalinity, and magnesium for successful coral reef aquariums. Foundation Elements include the three major elements: calcium (Ca), magnesium (Mg) and bicarbonates (HCO3). These three elements have a major effect on reef-aquarium…
Salifert Magnesium Test Kit
(4715)
Starting at $24.99
* Premium liquid magnesium test kit for marine aquariums * Precise magnesium measurement in increments of 30 ppm * Maintain proper magnesium level for healthy reef aquariums The Salifert Magnesium Profi Test makes testing magnesium levels easy and accurate. Reef aquarium enthusiasts have relied on…
Eshopps IV Dosing Pump
(5010)
Starting at $49.99
…ml. Simple push-button programming let's you easily enter dosing amount and frequency. Automate routine calcium, alkalinity, trace elements, magnesium, iodine, iron, amino acid supplementation and more!Eshopps IV Dosing Pump IV-200 Master Unit is easily upgraded by connecting three-channel IV-300…
Derasa Clam, Striped with Blue Rim
(Tridacna derasa)
Starting at $79.99
…of all the Tridacna spp., and require moderate to intense lighting and good water flow in the home aquarium. Proper water chemistry is very important, and they will thrive when calcium levels of 380- 450 mg/L, alkalinity level of 8-11 dKH, and magnesium level of 1280-1350 ppm are maintained.
Tufted Joint Algae
(Cymopolia barbata)
Starting at $16.99
…Algae arrives ready to anchor in the rockwork of your nano reef or refugium. Provide moderate flow and lighting with the supplementation of iron, magnesium and trace elements. High levels of phosphates or nitrates will inhibit the growth of these algae.Tufted Joint Algae is also an important and…
Red Bush Algae
(Ornamental gracilaria sp.)
Starting at $6.99
…Red Bush Algae arrives ready to anchor in the rockwork of your refugium. Provide moderate flow and lighting with the supplementation of iron, magnesium and trace elements. High levels of phosphates or nitrates will inhibit the growth of these algae.Ornamental Red Gracilaria Algae is also an…
Kent Marine Essential Elements
(4458)
Starting at $9.99
…Chloride, Magnesium Chloride, Manganese EDTA, Nickel Chloride, Potassium Chloride, Potassium Iodide, Sodium Molybdate, Strontium Chloride, Zinc EDTA, Copper EDTA, and Potassium Bromide. Guaranteed Analysis Calcium 2.0000 mg/oz min. Iodine 2.8600 mg/oz min. Iron 0.6500 mg/oz min. Magnesium
Julian Sprung's Reef Formula Magnesium and Iron Concentrate
(4454)
Starting at $8.81
…essential for healthy plant growth * Magnesium supplement replenishes magnesium levels to help ensure proper coral growth Magnesium ConcentrateJulian Sprung's Reef Formula Magnesium Concentrate from Two Little Fishies for healthy corals. Replenishes magnesium concentration vital for stable pH as…
API 5 in 1 Aquarium Test Strips
(5102)
Starting at $12.99
…and magnesium (Mg2+) ion concentrations dissolved in water. These minerals are present in municipal, well, and bottled spring water. The GH in tap water depends on the source of the water and the treatment processes it has undergone. Hard water (?200 ppm) is high in calcium and magnesium. Soft…
Kent Marine Tech-M
(4447)
Starting at $7.99
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. Magnesium plays an importnat role in helping maintain the calcium concentration in reef aquaria. If the concentration of magnesium
Seachem Reef Advantage Calcium
(4483)
Starting at $8.58
…calcium to levels found in natural seawater * Raises calcium levels and also maintains magnesium and strontium Seachem Reef Advantage Calcium is a buffered (pH 8.3-8.6) optimized blend of calcium, magnesium, strontium, sodium, potassium, and other salts designed for reef aquaria supplementation.…
Two Little Fishies Magnesium Pronto
(4455)
Starting at $8.59
magnesium chloride & magnesium sulfate*Rapidly raise magnesium ion concentration in marine reef aquariums*Economical way to help maintain magnesium levels for coral healthConcentrated powdered blend offers an economical solution to maintaining proper magnesium levels. Two Little Fishies Magnesium
Red Sea Magnesium Pro Test Kit
(4704)
Starting at $34.99
* Measure magnesium levels in coral reef aquariums with one hand * Enjoy professional results with this new magnesium titration test * Monitor magnesium levels fundamental to reef aquarium health Say goodbye to old-fashion magnesium titration test kits. Red Sea Magnesium Pro Test Kit takes a…
Red Sea Reef Foundation C Reef Supplement
(4448)
Starting at $15.99
…formation.Concentration:Liquid supplement: 1ml will raise the magnesium level of 100 liters (25gal) by 1ppm.Use the Red Sea Magnesium Pro Test Kit before, during and after magnesium supplementation to measure and maintain ideal magnesium levels specific to your particular reef aquarium setup. …
DFS22