> The active ingredient listed on the bottle is "soluble copper salts." > I don't exactly know what this means, but I have not tried this product > on planted tanks because of the copper. I would warn anyone to > consider this before using Aquarisol on a planted tank. The packaging indicates that it's safe for plants and I certainly know a few people who use it on a regular basis in planted tanks without any apparent problems. Dan Cole http://www.mops.on.ca