Test Code UMGQ Magnesium, Urine, Quantitative
Collection Container
Jug
Specimen Required
24 Hour 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
Reference Ranges
6 - 10 mEq/24 hr
Units of Measure
mEq/24Hr
CPT Code
83735
LOINC Code
19124-7
EMR Interface Order Code
07460