Thanks for the advice. I'm still adding daily ammonia up to 4ppm and this is being reduced to zero in 12-24 hours. The nitrite is stuck high at the minute and has been there for about 5 days now.
Everything else seems to be ok. (except there's no fish in the tank....obviously!)
Just a...
Hi,
I've been reading the forum for a while now and decided to join. I have an established tropical tank that has been running for over a year with all water parameters at 0 and nitrate 40 using API liquid kit.
I decided to set up another second larger tank (approx 140L) and used some...