PDA

View Full Version : interpreting KH- TetraTest- I lost instructions!



injunear
03-30-2008, 5:45 PM
I remember that the instructions said to fill the vial with 5ml of water, in this case tap water, and add the reagent a drop at a time until the color changes from blue to yellow.

I count 13 drops......What's my KH? 13? Is that good or bad?