convertimate Reference electrode potentials

Vs SCE to vs RHE

Type a value in V vs SCE to get it in V vs RHE instantly.

0.8692V vs RHE

That is +0.041 V vs SHE, −0.2 V vs SCE and −0.156 V vs Ag/AgCl.

What it means

Where is that on the potential scale?

At 25 °C. Reference potentials shift with temperature and filling solution (Ag/AgCl in 3 M KCl is 0.210 V, saturated 0.197 V); junction potentials add a few mV.

The math

How to convert V vs SCE to V vs RHE

E(SHE) = E(ref) + E°(ref): SCE +0.241 V, Ag/AgCl +0.197 V, Hg/HgO +0.098 V. E(RHE) = E(SHE) + 0.05916 × pH.

Example: -0.2 V vs SCE = 0.86924 V vs RHE.

RHE values on this page are for pH 14 (1 M KOH). Other references do not depend on pH.

Every unit

That potential against every reference

Tables

V vs SCE to V vs RHE conversion table

V vs SCE to V vs RHE conversion table
V vs SCEV vs RHE
-1 V vs SCE0.06924 V vs RHE
-0.8 V vs SCE0.26924 V vs RHE
-0.6 V vs SCE0.46924 V vs RHE
-0.4 V vs SCE0.66924 V vs RHE
-0.2 V vs SCE0.86924 V vs RHE
0 V vs SCE1.06924 V vs RHE
0.2 V vs SCE1.26924 V vs RHE
0.4 V vs SCE1.46924 V vs RHE
0.6 V vs SCE1.66924 V vs RHE
0.8 V vs SCE1.86924 V vs RHE
1 V vs SCE2.06924 V vs RHE
1.2 V vs SCE2.26924 V vs RHE
V vs RHE to V vs SCE conversion table
V vs RHE to V vs SCE conversion table
V vs RHEV vs SCE
-1 V vs RHE-2.06924 V vs SCE
-0.8 V vs RHE-1.86924 V vs SCE
-0.6 V vs RHE-1.66924 V vs SCE
-0.4 V vs RHE-1.46924 V vs SCE
-0.2 V vs RHE-1.26924 V vs SCE
0 V vs RHE-1.06924 V vs SCE
0.2 V vs RHE-0.86924 V vs SCE
0.4 V vs RHE-0.66924 V vs SCE
0.6 V vs RHE-0.46924 V vs SCE
0.8 V vs RHE-0.26924 V vs SCE
1 V vs RHE-0.06924 V vs SCE
1.2 V vs RHE0.13076 V vs SCE

Quick answers

Quick answers

How many V vs RHE is 1 V vs SCE?
1 V vs SCE is 2.06924 V vs RHE.
How many V vs RHE is 10 V vs SCE?
10 V vs SCE is 11.0692 V vs RHE.
How many V vs RHE is -0.2 V vs SCE?
-0.2 V vs SCE is 0.86924 V vs RHE.

The units

About these units

Vs SCE (V vs SCE)

Against the saturated calomel electrode: +0.241 V vs SHE.

Vs RHE (V vs RHE)

Against the reversible hydrogen electrode at the chosen pH.

Learn more about potential units

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