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Test Code LAB4140 MAGNESIUM

Specimen Type

Preferred Sample: Lithium Heparin Plasma (PST, Mint Green Top, Dark Green)
Alternative Sample:   Serum Tube (SST, Gold, Corvac, Tiger, Red Top Tube)

Specimen Volume

1.0 mL

Minimum Volume

0.5 mL

Turnaround Time

STAT: 1 hour
Routine: 4 hours

Test Schedule

Daily and STAT

Sample Stability

Room Temp: 7 days
Refrigerated: 7 days
Frozen: 1 year

Method

Colorimetric

Reference Ranges

Magnesium, mg/dL
All Ages 1.60 - 2.60

Synonyms

Mg

Test Components

Magnesium, mg/dL.

CPT Codes

83735