The Planted Tank Forum - View Single Post - Can't get drop checker water blue
View Single Post
Old 12-29-2012, 08:31 PM   #2
oldpunk78
/)ಠ_ಠ(\
 
PTrader: (107/100%)
Join Date: Nov 2008
Location: Anderson, CA
Posts: 5,560
Default

Which range ph test are you using? Are you certain the 4dkh solution you have is accurate?
oldpunk78 is offline   Reply With Quote