Magnesium (Urine)

Department

Chemical Pathology

Delphic Registration Code (Alpha Code)

UMG

Test Code (Numeric Code)

0268

Laboratory Handling

Phlebotomy

Casual or 24 hour urine collected in bottle containing 20 mls OF 6M HCL (Acid)

Registration

A 24 plain hr collect is acceptable but it must be acidified if test is not performed within 48 hrs of collection

Sample Stability

7 days

Synonyms

MG (Urine)

Turnaround Time

2 hours

Specimen Type

  • Urine

Specimen Requirements

Tube/Container Type:

Preferred
  • Acidified 24hr Urine Container
Acceptable
  • BD Urine Tube (no additive)
  • Specimen Container

Paediatric Specimen Requirements

Tube/Container Type:

Preferred
  • BD Urine Tube (no additive)
Acceptable
  • Specimen Container

Last updated: 06/05/2026