Collection Notes: serum and plasma (lithium heparin, potassium EDTA) are the recommended sample types for this assay.
Clinical Utility: Transferrin is used as an indicator of iron metabolism.
Serum (1 mL)
Ambient 8 Hours
Refrigerated 6 Days
Frozen 6 Months
Lithium heparin plasma (1 mL)
Ambient 8 Hours
Refrigerated 6 Days
Frozen 6 Months
Plasma EDTA (1 mL)
Ambient 8 Hours
Refrigerated 6 Days
Frozen 6 Months
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