Calcium, 24 Hour or 2 Hour, Urine
UCT
Specimen Requirements
Submit an entire 24-hour or 2-hour urine collection in a urine container. No preservative. Send specimen refrigerated.
Note: 1. Starting and ending times of collection are required.
2. Follow instructions in Urine Collections in Special Instructions.
Methodology
Colorimetric, Arsenazo III
Reference Values
100-250 mg/24 hours
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
81050-Urine timed measurement
82340-Calcium