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Urine & CSF

Calcium (CSF): convert mmol/L to mEq/L

mEq/L = mmol/L × 2

Calculator

Enter a value in any unit and all other units fill in.

Conversion formulas

mmol/L → mEq/LmEq/L = mmol/L × 2
mEq/L → mmol/Lmmol/L = mEq/L × 0.5

Conversion table

Highlighted: values inside the adult reference range.

mmol/LmEq/L
0.20.4
0.40.8
0.61.2
0.81.6
12
1.22.4
1.42.8
1.63.2
1.83.6
24
2.24.4
2.44.8
2.65.2
2.85.6
36

Reference range

1.1 – 1.25 mmol/L = 2.2 – 2.5 mEq/L

Source: Pirke, Wisser, Mertin (1972): Elektrolytkonzentrationen in Liquor und Serum, Z Klin Chem Klin Biochem 10:462-466 (HU Berlin edoc) · Last reviewed: 2026-10-19

Frequently asked questions

How do I convert Calcium (CSF) from mmol/L to mEq/L?

mEq/L = mmol/L × 2. For example, 1.2 mmol/L equals 2.4 mEq/L.

How many mEq/L are 1.2 mmol/L?

1.2 mmol/L equal 2.4 mEq/L (Calcium (CSF)).

How do I convert Calcium (CSF) from mEq/L back to mmol/L?

mmol/L = mEq/L × 0.5.

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