Urine & CSF

VMA (24-h urine): convert mg/24 h to µmol/24 h

µmol/24 h = mg/24 h × 5.046

Calculator

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

mg/24 h µmol/24 h

mg/24 h → µmol/24 h	µmol/24 h = mg/24 h × 5.046
µmol/24 h → mg/24 h	mg/24 h = µmol/24 h × 0.1982

Highlighted: values inside the adult reference range.

0 – 7 mg/24 h = 0 – 35.32 µmol/24 h

Frequently asked questions

How do I convert VMA (24-h urine) from mg/24 h to µmol/24 h?

µmol/24 h = mg/24 h × 5.046. For example, 3 mg/24 h equals 15.1 µmol/24 h.

How many µmol/24 h are 3 mg/24 h?

3 mg/24 h equal 15.1 µmol/24 h (VMA (24-h urine)).

How do I convert VMA (24-h urine) from µmol/24 h back to mg/24 h?

mg/24 h = µmol/24 h × 0.1982.