MedConvert
Kidney

Urea: convert g/L to mmol/L

mmol/L = g/L × 16.65

Calculator

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

Conversion formulas

g/L → mmol/Lmmol/L = g/L × 16.65
mmol/L → g/Lg/L = mmol/L × 0.06006

Conversion table

Highlighted: values inside the adult reference range.

g/Lmmol/L
0.11.665
0.23.33
0.34.995
0.46.66
0.58.325
0.69.99
0.711.65
0.813.32
0.914.98
116.65
1.118.32

Reference range

0.1502 – 0.4685 g/L = 2.5 – 7.8 mmol/L

Source: Pathology Harmony Group (ACB, IBMS, RCPath): Agreed Adult Clinical Biochemistry Reference Intervals, January 2011 · Last reviewed: 2026-10-14

Frequently asked questions

How do I convert Urea from g/L to mmol/L?

mmol/L = g/L × 16.65. For example, 0.3 g/L equals 4.99 mmol/L.

How many mmol/L are 0.3 g/L?

0.3 g/L equal 4.99 mmol/L (Urea).

How do I convert Urea from mmol/L back to g/L?

g/L = mmol/L × 0.06006.

More conversions