How do you know that K is the problem? What test kit are you using to measure K levels? sh --- Nickeydundee@aol.com wrote: > Hello ALL, > Thank you for responding to some of my questions > about RO water. A > new problem has just happened to me and it is dealing > with adding KNO3 to my > tank. I am trying to get a better N reading and have > been adding KNO3 powder > and guess I over did it somewhat. I was adding it to the > tank for about three > or four days now a little bit at a time and then testing > daily to get the > nitrate level and it was reading a zero so add some more > right. But, today > noticed some ick or maybe some lymph outbreak on my > discus so tested the K levels > of the water and the were above three ppm or higher. > From my readings I > thought that high levels would be ok and not have a > negative impact on fish but I > know now that it does. My one discus is up at the top > hurting because of the > high levels of K so put a lot of carbon into the tank to > pull the K out of > the water hopefully it will be ok and the discus will > make it. So, I have > learned first hand not to have to high of a K level in a > tank with fish in it. > But, begs the question, what else can I use to bring up > the nitrate level??? > _______________________________________________ > AGA-Member mailing list > AGA-Member@thekrib.com > http://lists.thekrib.com/mailman/listinfo/aga-member > ===== Christel Kasselmann, author of the best current authoritative text on aquatic plants will be a featured speaker at The Northeast Council of Aquarium Societies 30th Annual Convention. March 18-20, 2005 at the Marriott Hotel, Farmington, CT _______________________________________________ AGA-Member mailing list AGA-Member@thekrib.com http://lists.thekrib.com/mailman/listinfo/aga-member