HHello, I would like to get the following item but I need advise on which solution to use to stock it and to reset it
CHECKER1 - HANNA INSTRUMENTS - PH METRE | Farnell element14
7107535 is the order number
IS this the good one ?
HI70300M - HANNA INSTRUMENTS - SOLUTION DE STOCKAGE POUR PH-METRE 230ML | Farnell element14
And this one
HI-7007 - HANNA INSTRUMENTS - SOLUTION ETALON PH 7.01 | Farnell element14
I Want to test ph between 8 and 12, is this what I need ?
THank you so much for your help
leslie