Table 1

Potassium salts and their milligram to milliequivalent (or millimole) relationships [2]

Spoken name
Chemical Formula
mg
mEq K+ (or mM K+)

Elemental potassium ion
K+
39.1
1
Potassium chloride (powder or tablets)
KCl
1500
20
Potassium bicarbonate (powder, tablets, or self-dissolving tablets)
KHCO3
650
6.5
Potassium citrate monohydrate
K3C6H5O7*H2O
540
15 (i.e 5 mEq of K3C6H5O7)
Potassium chloride 10% oral solution, 15 mL
KCl 10% oral solution
1500
20
Potassium chloride 20% oral solution, 15 mL
KCl 20% oral solution
3000
40
Potassium gluconate elixer, 15 mL
KC6H11O7
4680
20
Potassium gluconate tablets
KC6H11O7
500
2

Levitt Journal of Translational Medicine 2008 6:18   doi:10.1186/1479-5876-6-18