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Test ID NVLD0176 Magnesium, 24hr urine

AKA

MG,24HR UR

Container Type

24 hour urine container

Specimen type/Requirements

Urine

Specimen Volume

5.0 mL

Minimum Volume

1.0 mL

Stability

7 days refrigerated

Transport Temperature

Refrigerated

Instructions

Specimens coming from outreach labs should be measured and aliqouted.
Note the total volume on the aliqout tube.
Specimen’s pH should be adjusted to 1 with 37% HCL after collection to prevent the precipitation of magnesium-ammonium phosphate.
See specimen collection section for proper 24 hour urine instructions.

Performed Test Frequency

Daily (Monday-Sunday)

Methodology

Colormetric

CPT

83735

Performing Lab

Chemistry Department Sanford Bismarck