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Test Code NBLD0162 Magnesium, Random, Urine

Useful For

Assessing the cause of abnormal serum magnesium concentrations


Colorimetric Methylthymol Blue (MTB)/Bichromatic End

Performing Laboratory

Bozeman Health Laboratory Services

Specimen Requirements

Specimen Type: Urine

Container/Tube: Clean container

Specimen Volume: 10 mL

Collection Instructions:

1. Collect a random urine collection.

2. No preservative.

Specimen Transport Temperature


Specimen Stability


Specimen Type Temperature Time
Urine Ambient 7 days
  Refrigerated 7 days


Reference Values

No established reference values

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding