H-minus-ion.org website
Some sample rH (relative hydrogen) scores calculated from ORP and pH, all using the rather universally-accepted formula:
rH
= ((ORP + 200) / 30) + (2 * pH)
which is presented on the page on this site at:
http://www.h-minus-ion.org/rH-score-1.html
which is entitled:
Notes, Comments and Resources on ORP, pH , Relative Hydrogen (rH) Score, Clark’s Rendering of the Nernst Equation for Calculation of rH
Notes on rH scale:
The rH scale runs from 0 to 42; 28 is mid-point
(balance), below 28 is reducing, above 28 oxidizing. An rH of 42
indicates 1 atmosphere (1 ATM) of partial pressure of O and a –42 exponent
partial pressure of H, while an rH of zero (0) indicates 1 ATM partial pressure
of H (adjusted for skewing effects of the H+ [aka “acid”] ion) and a –42
exponent partial pressure of O. Therefore, an rH score of 0 would
indicate maximum possible reducing (antioxidant) power, while a score of 42
would indicate the maximum possible oxidizing environment.
So, rH yields a hydrogen
proton-unbiased measure of absolute reducing potential of a substance;
eliminating effects due to pH. rH is log1/hydrogen parital pressure; a
one unit change in rH indicates a
10X change. E.g., a shift on the Barr scale of rH from a score of 27 to one of
26 indicates a 10X increase in reducing power. rH 28 = H partial pressure
(pp) of 10^-28 atmospheres, an rH 11 = H pp is 10^-11 atmospheres, and a 0 rH
is the rH value of pure hydrogen at STP. Again, as noted above, an rH
score of 0 would indicate maximum possible reducing (aka “antioxidant”) power,
while a score of 42 would indicate the maximum possible oxidizing environment.
|
v. |
|
Sample rH (Relative Hydrogen) Scores |
|
|
|
|
|
|
|
|
3.1 |
|
|
|
|
|
|
|
|
|
|
# |
|
Description
of test |
pH |
ORP |
|
|
|
|
rH |
|
0 |
|
WTW
Standard rH 28 test solution: pH 7, ORP 427 |
7 |
427 |
|
|
|
|
34.9 |
|
1 |
|
TEST
VALUES, ORP OF +500 mv. |
10.0 |
500 |
|
|
|
|
43.3 |
|
2 |
|
TEST
VALUES, ORP OF +500 mv. |
8.0 |
500 |
|
|
|
|
39.3 |
|
3 |
|
TEST
VALUES, ORP OF +500 mv. |
7.0 |
500 |
|
|
|
|
37.3 |
|
4 |
|
TEST
VALUES, ORP OF +500 mv. |
6.0 |
500 |
|
|
|
|
35.3 |
|
5 |
|
TEST
VALUES, ORP OF +500 mv. |
4.0 |
500 |
|
|
|
|
31.3 |
|
6 |
|
TEST
VALUES, ORP OF +500 mv. |
3.0 |
500 |
|
|
|
|
29.3 |
|
7 |
|
TEST
VALUES, ORP OF +200 mv. |
10.0 |
200 |
|
|
|
|
33.3 |
|
8 |
|
TEST
VALUES, ORP OF +200 mv. |
8.0 |
200 |
|
|
|
|
29.3 |
|
9 |
|
TEST
VALUES, ORP OF +200 mv. |
7.0 |
200 |
|
|
|
|
27.3 |
|
10 |
|
TEST
VALUES, ORP OF +200 mv. |
6.0 |
200 |
|
|
|
|
25.3 |
|
11 |
|
TEST
VALUES, ORP OF +200 mv. |
4.0 |
200 |
|
|
|
|
21.3 |
|
12 |
|
TEST
VALUES, ORP OF +200 mv. |
3.0 |
200 |
|
|
|
|
19.3 |
|
13 |
|
TEST
VALUES, ORP OF -200 mv. |
10.0 |
-200 |
|
|
|
|
20.0 |
|
14 |
|
TEST
VALUES, ORP OF -200 mv. |
8.0 |
-200 |
|
|
|
|
16.0 |
|
15 |
|
TEST
VALUES, ORP OF -200 mv. |
7.0 |
-200 |
|
|
|
|
14.0 |
|
16 |
|
TEST
VALUES, ORP OF -200 mv. |
6.0 |
-200 |
|
|
|
|
12.0 |
|
17 |
|
TEST
VALUES, ORP OF -200 mv. |
4.0 |
-200 |
|
|
|
|
8.0 |
|
18 |
|
TEST
VALUES, ORP OF -200 mv. |
3.0 |
-200 |
|
|
|
|
6.0 |
|
19 |
|
TEST
VALUES, ORP OF -400 mv. |
10.0 |
-400 |
|
|
|
|
13.3 |
|
20 |
|
TEST
VALUES, ORP OF -400 mv. |
8.0 |
-400 |
|
|
|
|
9.3 |
|
21 |
|
TEST
VALUES, ORP OF -400 mv. |
7.0 |
-400 |
|
|
|
|
7.3 |
|
22 |
|
TEST
VALUES, ORP OF -400 mv. |
6.0 |
-400 |
|
|
|
|
5.3 |
|
23 |
|
TEST
VALUES, ORP OF -400 mv. |
4.0 |
-400 |
|
|
|
|
1.3 |
|
24 |
|
TEST
VALUES, ORP OF -400 mv. |
3.4 |
-400 |
|
|
|
|
0.1 |
|
25 |
|
TEST
VALUES, ORP OF -820 mv. |
12.5 |
-820 |
|
|
|
|
4.3 |
|
26 |
|
TEST
VALUES, ORP OF -820 mv. |
11.0 |
-820 |
|
|
|
|
1.3 |
|
27 |
|
TEST
VALUES, ORP OF -820 mv. |
9.0 |
-820 |
|
|
|
|
-2.7 |
|
28 |
|
TEST
VALUES, ORP OF -820 mv. |
7.0 |
-820 |
|
|
|
|
-6.7 |
|
29 |
|
Electrolyzed
Reduced Water (ERW), strong |
12.0 |
-823 |
|
|
|
|
3.2 |
|
30 |
|
Electrolyzed
Reduced Water (ERW), medium |
9.8 |
-240 |
|
|
|
|
18.3 |
|
31 |
|
Electrolyzed
Reduced Water (ERW), weak |
9.0 |
-175 |