Tropic Marin Ammonia Test Kit

For the determination of the ammonia/ammonium concentration in fresh and seawater. The ammonium-ion (NH4+) is the result of nitrogen mineralisation and exists with ammonia (NH3) in an equilibrium depending on the pH-value. Nitrog...

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Tropic Marin Calcium / Magnesium Test Kit

For measuring magnesium and calcium concentrations in seawater. Magnesium and calcium concentrations and the ratio between these two elements are constantly changing in marine aquariums due to assimilation into the skeletons of c...

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Tropic Marin Calcium Test Kit

For the determination of the calcium concentration in saltwater. Calcium is one of the most important components of saltwater and largely determines the growth rate of organisms, which form calcareous skeletons like, for example ...

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Tropic Marin Expert Test Kit Set

For the determination of vital water values in seawater aquaria. This set contains important tests for a fast and accurate determination of specific water values, which have a decisive effect on the well being of fish and inverte...

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Tropic Marin KH Saltwater Test Kit

For the determination of the carbonate hardness or the alkalinity in seawater. The carbonate hardness or alkalinity corresponds to the buffer capacity of the aquarium water and therefore determines the stability of the pH-value i...

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Tropic Marin Nitrate / Nititre Test Kit

Tropic Marin Nitrite-/Nitrate Test For the determination of the nitrite and nitrate concentration in freshwater and seawater. Nitrite (NO2-) is the intermediate stage of the aerobic nitrification and is highly toxic for fish and...

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Tropic Marin Phosphate Test Kit

For the determination of the phosphate concentration in fresh and seawater. Phosphates are an important food component of all plants and absolutely necessary for the metabolism of every living cell. If the plants do not take up e...

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