Salinity and cheap hydrometers

[Aquattro]

Originally Posted by Funky_Fish14

J
This thread is likely to get taken down though cause prices have been posted.

Chris

I believe Chrsity has taken care of that, so we can keep the thread without issues. Please do not post prices, and then we gots no problems
I'd love to get a refractometer, although I tested my plastic unit against one, and it's right on.