Aquarium Test Kit - Nitrite NO2
The Aqua One Quick Drop Nitrite Test Kit (NO₂) is a fast, accurate, and easy-to-use solution for monitoring nitrite levels in your aquarium. Elevated nitrite can be harmful to fish and invertebrates, so regular testing is essential—especially in new or cycling tanks.
Each kit includes:
Liquid test reagents
Test vial with lid
Colour-coded results chart
Clear instructions for reliable use
This kit provides up to 60 tests and delivers clear readings in minutes, helping you take quick action if nitrite levels rise.
Best used when:
Starting a new tank cycle
Adding new livestock
Investigating unusual fish behaviour
Maintaining a stable nitrogen cycle
Suitable for both freshwater and saltwater aquariums, it’s a must-have for any aquarist focused on healthy water quality.
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