Vitamin B1 (Thiamin)

Centralized Core Laboratory:Chemistry

Test ID/Workstation: VITB1 MAYO

Specimen Type: Whole Blood

Tube Type: Purple Top (EDTA)

Collection Volume: 4.0 mL (minimum 0.5 mL)

Storage: Frozen

Availability: Sent to Reference Laboratory

Methodology: High-Performance Liquid Chromatography (HPLC) with Fluorescence Detection

Special Instructions: Fasting overnight (12-14 hrs). (Infants-draw prior to next feeding).
Invert 8 to 10 times to mix blood.

Lab/Phone: 330-543-8418

TAT: 2-5 days

Additional Info: Reference Values:
70-180 nmol/L

CPT Code: 84425

Synonyms: Thiamin

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