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Urine & CSF

Urinary free cortisol (24-h): convert nmol/24 h to µg/24 h

µg/24 h = nmol/24 h × 0.3625

Calculator

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

Conversion formulas

nmol/24 h → µg/24 hµg/24 h = nmol/24 h × 0.3625
µg/24 h → nmol/24 hnmol/24 h = µg/24 h × 2.759

Conversion table

Highlighted: values inside the adult reference range.

nmol/24 hµg/24 h
4014.5
6021.75
8029
10036.25
12043.5
14050.74
16057.99
18065.24
20072.49
22079.74
24086.99
26094.24
280101.5
300108.7
320116
340123.2

Reference range

0 – 165.5 nmol/24 h = 0 – 60 µg/24 h

Source: MedlinePlus (NLM): Cortisol urine test · Last reviewed: 2026-10-14

Frequently asked questions

How do I convert Urinary free cortisol (24-h) from nmol/24 h to µg/24 h?

µg/24 h = nmol/24 h × 0.3625. For example, 80 nmol/24 h equals 29 µg/24 h.

How many µg/24 h are 80 nmol/24 h?

80 nmol/24 h equal 29 µg/24 h (Urinary free cortisol (24-h)).

How do I convert Urinary free cortisol (24-h) from µg/24 h back to nmol/24 h?

nmol/24 h = µg/24 h × 2.759.

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