I have just checked my water and noticed the GH and KH have dropped considerably since last testing. I have added carbon since last testing, has this caused the drop, and are the new levels acceptable?
GH: 6
KH: 7
These are on the German scale.
Also my pH has dropped from around 7.8 to 7.4.
GH: 6
KH: 7
These are on the German scale.
Also my pH has dropped from around 7.8 to 7.4.