5520 Secor Road
Toledo, OH, 43623
(419) 725-2450
Mon – Fri: 9AM – 8PM | Sat : 9AM – 7PM
Sun : 10AM – 6PM

(419) 725-2450

5520 Secor Road
Toledo, OH, 43623

Mon – Fri: 9AM – 8PM | Sat : 9AM – 7PM
Sun : 10AM – 6PM

ORP standard solutions allow you to test the precision of ORP electrodes. For example, by immersing the electrode in HI 7020 solution, you should read within the 200 to 275 mV range (@20°C/68°F).