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HelpTest 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
Reference Ranges
6-10 meq/24 hr
Turnaround Time
24 hours
Day(s) and Time(s) Performed
Test performed daily
CPT Code
83735
Units of Measure
mEQ/24Hr
LOINC Code
19124-7