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CITRATE, 24 HR URINE

Synonym(s):
Lab Section Category
View write-up
Specimen Required

24 hr urine in 15 mL 50% HCl or collect without preservative with refrigeration during collection.
 
Minimum aliquot volume: 30 mL urine

Total 24 hr urine volume must be clearly indicated

Method

Enzymatic

Reference Interval / Value
M/F: ≥ 18 yrs
1.67 - 6.45 mmol/day
Turnaround Time

Mean = 7 days, Range: 3 – 11 days

Day(s) Test Set up Wednesday

Change History Notes

  • 01 Jun 2023 09:00 AM

    ​The following parameters were updated on 01 Jun 2023.

    1. Method
    2. Reference Interval/s
    3. Day(s) Test Set-Up

  • 21 Jan 2023 09:00 AM

    ​Citrate Urine test is temporarily suspended wef 21 Jan 2023.

  • 07 Apr 2020 05:40 PM

    ​Specimen Required and Reference Interval are updated on 07 Apr 2020.

Back: Pathology Laboratory Services

Last Updated - 13 Jun 2025