Biotin (Vitamin B7) QVITB7

Method(s) Bioassay (BA)
Specimen Required
Collect

One 5 mL gold (SST) top tube. Protect From Light.

Transport

2 mL frozen serum (Min: 1 mL).

* Collection Instructions *

  • Allow sample to clot for 30 minutes, spin at 3000 rpm for 10 minutes and transfer serum to a 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.
Stability

Ambient: Unacceptable

Refrigerated: 7 days

Frozen: 14 days

Unacceptable Conditions
  • Gross hemolysis
  • Lipemia
  • Received room temperature
  • Not protected from light
  • Samples other than serum
Schedule Mon, Thu; Report available: 9-10 days
CPTCode 84591
Notes

Performing Laboratory - Cambridge Biomedical Research Group

Preferred Specimen Collection Device(s)
Reference Interval
Less than 12 years100.0-2460.2 pg/mL
Greater than or equal to 12 years221.0-3004.0 pg/mL
No Appointment Necessary
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11 Patient Service Centers in Central New York.

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