Calcium, Urine, 24 Hour

Container Type A or Red/Yellow 24 hour

Container Type A

or Red/Yellow

24 hour

Test ID LAB5146
EPIC Order CALCIUM TIMED, URINE
CPT Code(s) 82340
Group/Individual Test Group
Laboratory Core Laboratory
Deliver directly to the lab
Specimen Routine:
24 hr urine container, types A, or red/yellow; See Comments
Stability
Room temperature: Not Recommended
Refrigerator: 4 days
Frozen: 30 days
Availability 24 hrs/day
Turnaround Time STAT 1hr; Routine 2hrs
Reference Range Normal: 100-300 mg/24 hrs (varies with diet)
Comments
  • Obtain container "A" from Central Distribution, Red/Yellow (acetic acid preservation) containers from Core Lab are also acceptable
  • Keep refrigerated during collection
  • Deliver directly to the lab. Provide start/stop times of collection
  • Total volume will be reported

Reviewed by J. Carr on January 02, 2026

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514