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Lab Test Dictionary

Biotin (Vitamin B7) (391Z)

Methodology

Bioassay

Synonyms

Biotin; Vitamin B7

Specimen Type

Serum

Performing Lab

Quest forwards to Cambridge Biomedical

Epic ID

LAB4050

Collection Information

Specimen Required

4 mL Blood

Container Type

Red Top (No Additive)

Collection Instructions

Protect specimen from light.

Processing Information - Lab Use Only

Transport Temperature

Frozen-Only

Specimen Stability

Room Temp: Unacceptable; Refrigerated: Unacceptable; Frozen: 14 Days

Rejection Criteria

Extreme hemoysis; Specimens not light protected; Lipemic specimens

Test Volume Required

2 mL Serum

Minimum Test Volume

1 mL Serum

Processing Instructions

Allow sample to clot for 30 minutes, spin at 3,000 rpm for 10 minutes and transfer serum to plastic, amber vial. If amber vial is not available, wrap tube in aluminum foil to protect from light. Freeze within 30 minutes and send frozen.