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HelpTest Code MGU Magnesium, urine
Additional Codes
| Epic Ordering Code | LAB3040451 |
| NBS code | LBC04637 |
| Service code | 31306 |
Specimen Requirements
Submit the following:
| Container: |
| Random Urine Container |
Processing Requirements
Collect mid-stream urine in preservative-free urine container. Unacidified Urine.
Specimen type: Urine
Volume: 10mL
Specimen Stability
| Specimen Type | Urine |
|---|---|
| Ambient | 2 days |
| Refrigerate | 2 days |
| Frozen | 1 year |
Specimen Condition
| Haemolysis | Not applicable |
|---|---|
| Icterus | Not applicable |
| Lipaemia | Not applicable |
| Others | Not applicable |
Methodology
Enzymatic Assay
Days and Times Performed
24 hrs, TAT 1 day
Reference Interval
Reference interval not available for this test.
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
Determine deficiency or excess states.
Update
Last updated 26/07/2026
LOINC Code Information
2598-1