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GIESEMANN professional POTASSIUM test (K)
Potassium is a chemical element with the element symbol K The name potassium originates from its discovery within potash. Potassium is one of the most prevalent elements and appears in numerous minerals worldwide. Potassium should always...
GIESEMANN professional IRON (FE)
Iron is a chemical element, with the element symbol Fe. Iron is a trace element that is indispensable to life for almost all species, in animals especially for the formation of blood. Nevertheless, the iron content in salt water...
GIESEMANN professional NITRITE test (NO2)
Nitrite (NO2) is a chemical nitrogen compound and contains nitrogen as major constituent. The majority of nitrite in the aquarium reacts to nitrate (NO3) as a result of nitrification. Nitrification refers to the bacterial oxidation of...
The pH value represents the acidity (alkalinity) of water. The pH value is a measure for the acid or alkaline character of an aqueous solution. A pH measurement is one of the most important measurements in an aquarium. It is extremely...
Test-Kit - Ammonium / Ammonia
Ammonium (NH4) and ammonia (NH3) are chemical compounds. Ammonium (NH4) reacts to very toxic ammonia (NH3) in case of high pH values and elevated temperatures (typical for salt water aquariums). Ammonia is a chemical compound consisting...