Test directory: Citric Acid, 24Hr Urine

Ordering Code 5551
Test Name Citric Acid, 24Hr Urine
Alias Citrate
Preferred Specimen Urine, 24 Hour
Preferred Container 24 Hour Urine Container
No Preservative
Other Specimen/Container None
Optimum Volume 20 mL
Collection Instructions Keep refrigerated during collection
Record entire 24 Hr Vol on container & requisition
Patient age & sex required on requisition.
Transport Requirements Oahu: Refrigerated
Airline: Refrigerated
Specimen Stability Ambient: 8 Hours
Refrigerated: 1 Month
Frozen: 2 Month
Rejection Criteria Received ambient at reference lab, Acidified urine
Avail. Stat NO
Analytic Time Up to 7 Days
Methodology Enzymatic, Spectrophotometry (SP)
Reference Lab  Quest Diagnostic Lab-NI

Reference range(s)

The reference ranges listed below are valid on this date of June 29, 2025.
Component Age Male Norm Male Critical Low Male Critical High Female Norm Female Critical High Female Critical Low Units Add'l info
Total Volume ALL See report.
Citric Acid, 24-Hour Urine ALL See report.