Laboratory Services

Magnesium, Urine, 24 hr

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Updated Test Information:

Test Description
Magnesium, Urine, 24 hr
Synonym(s)
Mg
Test ID
UMG24
Specimen Type
Urine
Specimen Requirements
Urine, 24 hour collection
Specimen Collection / Processing Instructions
Urine, 24 hour collection - Collect urine samples in metal free container.
Additional Processing Details
Urine samples should be acidified to pH 1 with concentrated HCl to prevent precipitation of magnesium ammonium phosphate.
Stability
3 days at 15‑25 °C
3 days at 2‑8 °C
1 year at (-15)‑(-25) °C
Methodology
Colorimetric
Estimated TAT
0-2 days
Testing Schedule
Monday-Saturday
CPT Code(s)
83735
Reference Range
72.9‑121.5 mg/24 hr
Performing Lab
Incyte Diagnostics
LOINC Code(s)
19124-7