Test directory: Vitamin B6

Ordering Code5872
Test NameVitamin B6
AliasPyridoxal 5-Phosphate
Preferred SpecimenPlasma
Preferred ContainerEDTA, K2 (Lavender)
Other Specimen/ContainerPlasma in Lithium Heparin (Green), Plasma in Sodium Heparin (Green)
Optimum Volume1 mL
Collection InstructionsProtect from light
Protect from light immediately after collection, during processing, storage and shipment.
Handling InstructionsCentrifuge and separate within 1 hour of collection
Protect from light.
Transport RequirementsOahu: Frozen
Airline: Frozen
Specimen StabilityAmbient: Not Stable
Refrigerated: 3 Days
Frozen: 2 Months
Rejection CriteriaIcteric, Not protected from light, Whole blood
Avail. StatNO
Analytic Time7 Days
MethodologyQuantitative High Performance Liquid Chromatography-Tandem
Mass Spectrometry
Reference Lab ARUP Laboratories

Reference range(s)

ComponentAgeMale NormMale Critical LowMale Critical HighFemale NormFemale Critical HighFemale Critical LowUnitsAdd'l info
Vitamin B6 (Pyridoxal 5-Phosphate)ALL20-12520-125nmol/L