Ammonia levels in a Nano tank

[Alfonso]

Hello I’m in my second week with my 6 gal Nano tank. First week of reads I had 0 Ammonia levels today it was 25 ppm what should the Ammonia safe zone perimeter reads be in my small Nano tank.

 

[lmforbis]

Ammonia should always be 0.

 

[xeanliao]

sounds the nitrogen cycle is starting now.