Test directory: Magnesium, Urine

Ordering Code531
Test NameMagnesium, Urine
Alias24 Hr Urine Magnesium
Random Urine Magnesium
Preferred SpecimenUrine, 24 Hour
Preferred Container24 Hour Urine Container
Other Specimen/ContainerRandom Urine in Clean Container
Optimum Volume0.5 mL
Collection InstructionsKeep refrigerated during collection
Record entire 24 Hr Vol on container & requisition
Send a well mixed 50 mL aliquot of specimen.
Handling InstructionsAcidify urine with 6N HCL to pH 1.
Transport RequirementsOahu: Refrigerated
Airline: Refrigerated
Specimen StabilityRefrigerated: 3 Days
Frozen: 1 Year
Rejection CriteriaInsufficient quantity, Not acidified, pH> 7.5, Specimen older than stability limits, Received ambient
Avail. StatNO
Analytic Time1 Day
MethodologyColorimetric, Xylidyl Blue

Reference range(s)

ComponentAgeMale NormMale Critical LowMale Critical HighFemale NormFemale Critical HighFemale Critical LowUnitsAdd'l info
24-Hr Urine MagnesiumALL60-21060-210mg/24hr
VolumeALLmLSee report.
Urine MagnesiumALLmg/dLSee report.