I am a soil grower but i figured i would post in the Hydro section due to the extreme importence of ph. I am purchasing a knew PH digital metter and wonted to know the best one for the buck. Thanks JJ
Hanna has worked great for me as well. They make a model that goes for about $30.00. Here's the site - just replace the xx with tt
hXXp://www.hannainst.com/usa/prods2.cfm?id=033001