Order Code: C150
ABN Requirement: No
Synonyms: Mg; Mag
Volume: 0.5 mL
Minimum Volume: 0.2 mL
Container: Gel-barrier tube (SST, Tiger Top)
- Collect and label sample according to standard protocols.
- Gently invert tube 5 times immediately after draw. DO NOT SHAKE.
- Allow blood to clot 30 minutes.
- Centrifuge at 1300 rcf for 10 minutes.
Transport: Store serum at 2°C to 8°C after collection and ship the same day per packaging instructions provided with the Cleveland HeartLab, Inc. shipping box.
Ambient (15-25°C): 7 days
Refrigerated (2-8°C): 7 days
Frozen (-20°C): 1 year
Deep Frozen (-70°C): 1 year
Causes for Rejection: Specimens other than serum; improper labeling; samples not stored properly; samples older than stability limits
Methodology: Enzymatic Colorimetric Assay
Turn Around Time: 1 to 3 days
|Age||Critical Low mg/dL||Critical High mg/dL|
Intended Use: Magnesium testing is used for the evaluation of kidney disorders, electrolyte balance and hypokalemia.
Limitations: In very rare cases gammopathy may cause unreliable results.