Easy Carbonate Hardness Testing from API
- Quick Test Results
- KH to dKH Conversion Chart Included
- For Fresh or Saltwater Aquariums
The API KH Test Kit tests fresh or saltwater aquariums for carbonate hardness (KH), helps monitor water quality, and prevent invisible water problems that can be harmful to fish, plants, or coral. Carbonate hardness stabilizes aquarium pH, and can be used to determine the proper dose of pH or alkalinity buffers.
KH Test Solution