Test Classification
INDIVIDUAL
Department
SPECIAL CHEMISTRY
Sub Department
-
TAT Category
ELAPSED (CONTINUOUS) TIME
Estimated TAT
168
TAT Units
HOURS
Test Requirements
Serum in plain tube (red top) or SST tube (yellow top) or in a separation vial. Centrifuge tubes within 1 hour. Separate centrifuged serum in plain tubes within 1 hour.
SHIPPING/ TRANSPORTATION REQUIREMENTS
Shipping Temperature: Frozen
ANALYTE STABILITY
Room Temperature: 30 minutes at 20-25°C │ Refrigerated: 1 day at 2-8°C │ Frozen: 8 weeks at -20°C
Clinical Utility
Evaluation of megaloblastic anemia or neuropathy.
Last Review
26th Feb 2026

