How do you check PH, any recommended tools.

hotrodharley

Well-Known Member
most wont send you this with a new pen, if you put certain pens away dry that's it you need a new probe so make sure you get this or it will void warranty
https://www.itm.com/product/hanna-hi70300l-electrode-storage-solution?gclid=EAIaIQobChMImd-I_6ez4gIVxksNCh2K2Q5UEAYYASABEgJWcPD_BwE

that is just one brand they have solution for each brand/function.
Yep I’ve been there and done that. I have about 4 I have around and a couple that were trashed. Hence the litmus paper. It’s more than adequate for our purposes.
 
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