JBL ProAquaTest NH4 – Ammoniumtest dsp Excellent for external filters

Excellent for external filters

Smooth interior creates safe hiding places for shrimp and small animals

which provides both rapid purification and long-term water stability

Suitable for both freshwater and saltwater

protecting the regulator and gas cylinder from water backflow from the aquarium

JBL ProAquaTest NH4 – Ammoniumtest dsp Excellent for external filtersJBL ProAquaTest NH4 Ammonium Test A quick and reliable test for measuring the levels of ammonium (NH4) and ammonia (NH3) in aquarium water or ponds. The test helps you monitor the aquarium's biological balance and bacterial activity, which is important for the well being of fish and other aquarium inhabitants. The test can be used in both freshwater and saltwater aquariums and is particularly useful when starting a new aquarium or if you suspect