Vitamin B7

Alphabetical Test listing

Vitamin B7-994

  
Vitamin B7
  
994
  
LAB994
  
MSO
  
Biotin
  

Measurement of vitamin B7 level

  
Serum
  
  
1.0 mL
  
0.5 mL
Submission of the minimum volume does not allow for repeat testing
  
  1. Allow sample to clot
  2. Spin
  3. Transfer serum to a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp), labelled as serum, within two (2) hours of sample collection
  4. Freeze
  
EDTA plasma
  
  

Immediatley following collection, mix sample thoroughly by gentle inverting 8 - 10 times, to prevent clotting

  
  1. Spin
  2. Transfer plasma to a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp), labelled as EDTA plasma, within two (2) hours of sample collection
  3. Freeze
  

Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp)

  

Frozen (preferred) - 14 days

Refrigerated - 3 days

Ambient - 3 days

 

  
  • Gel-barrier tube
  
LabCorp Burlington (070097): R-NX
  
Mo - Fr
  
4 - 6 days
  

Liquid chromatography/tandem mass spectrometry (LC/MS-MS)

  

0.05 - 0.83 ng/mL

  
84591
  
Result 1980-2
  
05/22/2019
  
12/13/2019