AQUARIUM SYSTEMS - One & Only Fresh - 250ml - Nitrifying bacteria

One & Only consists of 100% nitrifying bacteria. It is used to regulate the ammonia and nitrite concentrations when a new aquarium is put into service, after a major water change or after a sanitary treatment. It instantly creates a bio-filter you could implant your fish after 2 days.

Be careful, when used in fresh water with Japanese technical soil, the bacteria take longer to act.

These nitrifying bacteria are the result of all the latest scientific discoveries and are used by public aquariums and professionals around the world to regulate ammonia and nitrite levels.

Dosage: 30ml for 100L