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Ammonia (NH₄) and ammonium (NH₄+) are substances which should be converted rapidly into nitrite followed..
$24.99
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Calcium is a major constituent of calcareous algae, skeletal material of hard corals and the skeletal needles of soft/le..
$36.99
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Measure even the most weakly chelated copper in your saltwater aquarium with this handy test.
Key Benefits & Feature..
$22.99
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Calcium alone cannot form the skeletal material of corals and allow calcareous algae to grow. Some other substances are ..
$26.99
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Magnesium (Mg) is present in NSW in a fairly high concentration (1300 - 1400 mg/L). Magnesium is an essential part of ch..
$29.99
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When an aquarium has insufficient regions deprived of oxygen (= anaerobic zones) or denitrification proceeds incompletel..
$26.99
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Nitrite (NO₂) is a substance that is toxic to fish and invertebrates. It is a misconception that once a tank is th..
$26.99
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The pH value can have a major impact on the growth of corals and calcareous algae and on many biological processes. The ..
$19.99
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Phosphate also blocks or retards the growth of corals and calcareous algae.
One of the scientific studies shows that a p..
$26.99
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Seachem's Ammonia MultiTest kit measures total (NH₃ and NH₃+) and free ammonia (NH₃ only) down to ..
$24.99
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Seachem's Marine pH & Alkalinity MultiTest kit features a unique dye that has a pronounced color change between 8.0 ..
$24.99
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Seachem's Nitrite (NO₂) & Nitrate (NO₃) MultiTest kit measures nitrite to less than 0.1 mg/L and nitrate..
$24.99
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Seachem's Phosphate MultiTest kit measures inorganic phosphate to less than 0.05 mg/L, producing a unique easy to read y..
$24.99
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Seachem's Reef Special MultiTest kit combines the Phosphate, Silicate, and Iodine/Iodide kits into one kit. MultiTest Re..
$59.99
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