Tropic Marin KH/Alkalinity Test PROFESSIONAL Tropic Marin carbonate hardness and all important

carbonate hardness and all important micro and trace elements

20 ml Reagenz Nitrit/Nitrat A

you can select the “Whisper” mode for almost silent operation or the “Turbo” mode

For freshwater aquariums

Plankton substitute for leather and soft corals

Tropic Marin KH/Alkalinity Test PROFESSIONAL Tropic Marin carbonate hardness and all importantKH Alkalinity Test Professional Product description: For very precise determination of carbonate hardness The carbonate hardness (KH) or alkalinity of a water sample characterizes its buffering capacity, i. e., its ability to maintain the water's pH value. In water chemistry, several terms, each with its own definition, exist to describe buffering capacity. In aquaristics, the term "carbonate hardness" is commonly used; however, alkalinity is