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VITAMIN B6(PYRIDOXINE), PLASMA

Test Number:
  • 0080111
Test Alias:
  • PYRIDOXAL 5-PHOSPHATE
Preferred Specimen:
  • Whole Blood
Container Type:
  • EDTA/Lavender Top
Alternative Specimen:
Volume:
  • 1 mL
Collection Instructions:
  • The separation of cells must be completed within 6 hours. Separate cells by centrifugation at 2-8 C (2200-2500 rpm, 800-1000 g) for 5-10 minutes. Transfer plasma to dark brown polypropylene or polyethylene transport tubes to protect from light.
Transport Temperature:
  • Critical frozen & protected from light
Specimen Stability:
  • Room temperature: 6 hours
  • Refrigerated: 12 hours
  • Frozen -20°: 6 days
  • Frozen -70°: 42 days
Methodology:
  • Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
CPT Code:
  • 84207
Reject Criteria:
  • Hemolysis • Lipemia • Received room temperature • Received refrigerated • Received thawed • Plasma collected in EDTA (royal blue-top), sodium heparin (green-top) or lithium heparin (green-top) tube • Specimens not protected from light
Reference Range:
  • 2-17 Years: 3.0-35.0 ng/mL, Adult: 2.1-21.7 ng/mL
Report Available:
  • 5 days

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