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  1. Ravenswing

    N2, harmfull or not?

    Hi again! This has been discussed every now and then and -where, according to some discussions or conclusions it is harmfull to have N2 gas in aquarium but on the second place its just good for plants and just one nice and easy way to get rid of N (NO3). I guess this varies and maybe depends...
  2. Ravenswing

    Couple of N related questions

    Hello! I have come from high to low last spring and everything has gone pretty well but every now and then I find myself thinking some strange things like... 1) I have used almost an year root tabs wich are made for houseplants. They contain ammonium. There hasn`t been any problems with them...
  3. Ravenswing

    Living with really high EC/TDS

    It seems that we are exeptional blessed with high electrical conductivity here in my hometown. Usually EC here in Finland is pretty low, 100-200uS but we... We do have (tap)around 600uS, wich is more than in lake Tanganyika as far as I know. Sometimes I feel a bit lonely when landmates talk...
  4. Ravenswing

    Mg+K+Fe=no NO3???

    Sounds impossible, or does it? A hobbyist fellow of mine has noticed that that adding Fe, K and Mg to a water with NO3 (tap 12,5mg/l), NO3 disappears totally. He has repeated this few times in a bucket with the same result. How come? He has been using JBL drop tests so I think they should be...
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