"Hi. Drop checker is the easiest way. You can make it complicated if you want, but I just aim for 1-2 bps and then see how things are going. If all is well I bump it up a little and watch over the next few hours. If you see…"
"The problem with such a low pH is that the nitrogen cycle slows down. Ammonia can build up because of this. In a low pH tank it's not a huge deal because Ammonia (nh3) converts to Ammonium (nh4+) which is far less toxic, but if…"
"Depends a lot on your nitrate levels. If you are registering below 20ppm nitrate you are good to go that long between water changes. If your nitrates are higher, then consider doing them more frequently."