- Joined
- Jun 22, 2016
- Messages
- 324
- Reaction score
- 303
- Location
- Chicago
- What state or country do you live in
- Illinois
I test alk on the apex 4 times a day and salifert,hanna once a week all three are different today apex 7.9 salifert 8.4 hanna 8.9 . I had it just going with the apex. Not getting worked up anymore .

