Method Name
Colormetric
Aliases
Urea Nitrogen, Urine; 24 Hour Urea Nitrogen; Random Urea Nitrogen, Urea Nitrogen - Random Urine; Urea Nitrogen - 24hr Urine
Specimen Required
urine in a clean, dry container for a random specimen or in a 24 hour urine container for a 24 hour collection
Specimen Minimum Volume
10 mL of urine for random collection
Specimen Stability Information
Keep refrigerated at all times.
Performing Laboratory
Daily. Turn around time is 4 hours.
Reference Values
24 hour specimen: 7 – 20 g/24 hours nRandom urine: See report