Colorimetric test for precise determination for Carbonate hardness.
The bio-chemical measuring kits will render important chemical data on your biotope. The measuring ranges and indicating accuracies are superior to the standard otherwise usual. For this reason you can make clear statements on the chemistry of your aquarium water, and thus can take the right decisions: System: Merck or Machery-Nagel Description:
Carbonate hardness measuring box 7014/2 Type: Titration test: 0-20°d (KH) and higher. Number of Tests: ~100.