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Urine & CSF

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

mmol/24 h = mg/24 h × 0.03229

Calculator

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 × 0.03229
mmol/24 h → mg/24 hmg/24 h = mmol/24 h × 30.97

Conversion table

Highlighted: values inside the adult reference range.

mg/24 hmmol/24 h
2006.458
40012.92
60019.37
80025.83
100032.29
120038.75
140045.21
160051.66
180058.12
200064.58
220071.04
240077.5
260083.95
280090.41
300096.87
3200103.3

Reference range

464.5 – 1548 mg/24 h = 15 – 50 mmol/24 h

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

Frequently asked questions

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

mmol/24 h = mg/24 h × 0.03229. For example, 1000 mg/24 h equals 32.3 mmol/24 h.

How many mmol/24 h are 1000 mg/24 h?

1000 mg/24 h equal 32.3 mmol/24 h (Phosphate (24-h urine)).

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

mg/24 h = mmol/24 h × 30.97.

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