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Lab Test Dictionary



Magnesium, Urine, Timed

Specimen Type

Urine, Timed Collection

Performing Lab

RCHSD Chemistry

Epic ID


Lab Test Days

As received

Standard TAT

3 hrs

Stat TAT

1 hr

Collection Information

Specimen Required

24 hr or timed urine collection

Container Type

24-Hour Urine Container

Collection Instructions

Note duration of collection on req & label

Processing Information - Lab Use Only

Test Volume Required

1.0 ml aliquot of timed urine specimen

Minimum Test Volume

0.5 ml aliquot of timed urine specimen

Processing Instructions

Have Med Tech measure total volume Centrifuge & aliquot supernatant Write "URINE" on specimen label