- Joined
- Aug 16, 2009
- Messages
- 445
- Reaction score
- 52
- Location
- denver
- What state or country do you live in
- Colorado
I just started testing phosphates with my new Phosphate ULR Checker and I'm getting a reading of .16. I know you don't need to convert the results with this particular checker but the number seems high to me. Am I analyzing it correctly?

