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Urine & CSF

Oxalate (24-h urine): convert mg/24 h to mmol/24 h

mmol/24 h = mg/24 h × 0.01136

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

Conversion formulas

mg/24 h → mmol/24 hmmol/24 h = mg/24 h × 0.01136
mmol/24 h → mg/24 hmg/24 h = mmol/24 h × 88.02

Conversion table

Highlighted: values inside the adult reference range.

mg/24 hmmol/24 h
100.1136
200.2272
300.3408
400.4544
500.568
600.6817
700.7953
800.9089
901.022
1001.136

Reference range

3.521 – 43.13 mg/24 h = 0.04 – 0.49 mmol/24 h

Source: Newcastle Hospitals Laboratories: Oxalate, urine · Last reviewed: 2026-10-19

Frequently asked questions

How do I convert Oxalate (24-h urine) from mg/24 h to mmol/24 h?

mmol/24 h = mg/24 h × 0.01136. For example, 20 mg/24 h equals 0.227 mmol/24 h.

How many mmol/24 h are 20 mg/24 h?

20 mg/24 h equal 0.227 mmol/24 h (Oxalate (24-h urine)).

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

mg/24 h = mmol/24 h × 88.02.

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