API Calcium Test – Salt
Calcium is one of the most important elements in a reef aquarium. Many reef invertebrates need calcium to grow and remain healthy. This test kit helps aquarists easily and accurately measure the calcium level and maintain a healthy reef aquarium.
Product Features
- Designed for saltwater aquariums
- Accurately measures calcium concentration
- Includes 2 test bottles
| Parameter | Value |
|---|---|
| Test Type | Calcium |
| Application | Reef aquarium |
| Kit Contents | 2 test bottles |
FAQ
How do I use the API Calcium Test – Salt?
Follow the instructions provided with the test kit. Add the test solution to the water sample as directed, then compare the color change to the chart included in the package to determine calcium levels.
Is this test kit suitable for all types of aquariums?
This test kit is specifically designed for saltwater aquariums and is not suitable for freshwater systems.
How often should I test the calcium level in my reef tank?
It is recommended to test calcium levels every 1 to 2 weeks, or more frequently if you are adding invertebrates or making water changes.

Diana Miller –
The test is easy to use and gives clear results. I’ve been using it for a few months now and it helps me keep my calcium levels stable. My corals are thriving and I feel more confident in maintaining the water chemistry.
Sean Ince –
I found the instructions straightforward and the color changes are easy to read. The kit came with two bottles, which is perfect for regular testing. It’s a reliable tool for monitoring calcium in my reef tank.
Jasmine Morrison –
This test kit has been a game-changer for my reef aquarium. I used to guess the calcium levels, but now I can measure it accurately. My anemones have grown stronger and the tank looks healthier.