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HelpTest ID NBLD0162 Magnesium, urine
AKA
MG, UR
Specimen type/Requirements
Urine in a plastic, 5-mL tube.
No preservative.
Specimen Volume
| Preferred Volume | 4 mL |
| Minimum Volume | 1 mL |
Stability/Transport
| Room Temperature | 72 hours |
| Refrigerated (preferred) | 14 days |
| Frozen | 14 days |
Performed Test Frequency
Monday-Sunday
Methodology
Colormetric Endpoint Assay
Performing Lab
Mayo Clinic Laboratories in Rochester
CPT
83735