Test directory: Uric Acid, Urine

Ordering Code327
Test NameUric Acid, Urine
Alias24 Hr Urine Uric Acid
Random Urine Uric Acid
Preferred SpecimenUrine, 24 Hour
Preferred Container24 Hour Urine Container
Other Specimen/ContainerRandom Urine in Clean Container
Optimum Volume0.5 mL
Collection InstructionsKeep refrigerated during collection
Record entire 24 Hr Vol on container & requisition
10% Sodium Hydroxide added as a preservative.
Handling InstructionsSend a well-mixed, 50 mL aliquot of specimen
Adjust to pH >8.0
Transport RequirementsOahu: Refrigerated
Airline: Refrigerated
Specimen StabilityAmbient after NaOH added: 4 Days
Rejection CriteriaNaOH not added, Specimen older than stability limits,
Acidified urine, pH <2
Avail. StatNO
Analytic Time1 Day
MethodologyUricase, colorimetric

Reference range(s)

The reference ranges listed below are valid on this date of March 31, 2025.
ComponentAgeMale NormMale Critical LowMale Critical HighFemale NormFemale Critical HighFemale Critical LowUnitsAdd'l info
24-Hr Urine Uric AcidALL200-1000200-1000mg/24hr
Total VolumeALLmLSee report.
Total TimeALLminutesSee report.
Uric Acid, UrineALLmg/dLSee report.