Salifert NO2 Nitrate Profi-Test for Aquarium 60 Tests
Nitrite is sneaky stuff, you won’t see it, but your fish will definitely feel it. Even a small spike can stress them out fast, which is why testing isn’t optional if you want a healthy tank.
That’s where the NO2 Nitrate Profi-Test saves the day. It works in both freshwater and saltwater tanks, and the results are clear and quick, so you’re not squinting at colors, wondering what’s going on. Catching those nitrite jumps early means less stress for your fish, less drama for you, and a tank that stays balanced.
Whether you’re running a packed reef or a calm freshwater setup, this takes the guesswork out of water care. Simple, reliable, and trusted by aquarists, these keep your tank safe so your fish can do what they do best: swim, eat, and look amazing.
Product Specifications
| Test Type | NO2 Nitrite |
|---|---|
| Number of Tests | 60 |
| Compatibility | Freshwater and Saltwater |
| Result Accuracy | Clear, visual color comparison |
FAQ
How accurate is the NO2 Nitrate Profi-Test in detecting nitrite levels?
The test provides clear visual results based on color comparison, and is designed to detect nitrite levels accurately in both freshwater and saltwater environments.
Can this test be used in both freshwater and saltwater aquariums?
Yes, the NO2 Nitrate Profi-Test works in both freshwater and saltwater tanks.
How long does it take to get results after adding the test solution?
Results are visible within 30 seconds after adding the test solution and comparing the color to the provided chart.




Anna Hughes –
I’ve used this test for over a year in my reef tank. The color change is very clear and I can spot even small spikes in nitrite. It’s become my go-to for weekly checks. My fish seem more active and less stressed since I started testing regularly.
Christian Morrison –
Great product for both beginners and experienced aquarists. The instructions are simple and the results are easy to read. I use it every two weeks in my freshwater tank and it helps me maintain stable water conditions.
Keith May –
The test works well and gives reliable results. I noticed a slight delay in color development, but it’s not a major issue. It’s a solid choice for routine water testing in any tank type.