Hanna instruments, hanna checkers

[doch]

Originally Posted by Aquattro

From the results I've seen some people post for Ca, I'll stick to test kits Alk is an easy Elos test, so I'll stick to that too. I do have a Hanna PO4 meter, it's ok....

+1.

I didn't like the Ca at all, and sold it. Alk is OK, but the other tests are super easy for that one anyways.

Phosphate is great. Bought that one, loved it, bought the others, and have been a little disapointed.