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Test Code UMGR Magnesium, Urine

Collection Container

Urine

Specimen Required

Random Urine

Specimen Volume

1 mL

Minimum Specimen Volume

0.2 mL

Transport Temperature

Refrigerate

Specimen Stability

Room temperature: 3 days, Refrigerated: 3 days , Frozen 1 year

Methodology

Spectrophotometric; xylidyl blue

Days and Times Performed

Test performed daily

Turnaround Time

24 hours

Units of Measure

mEq/L

CPT Code

83735

EMR Interface Order Code

07470