Test Directory
Vitamin B6
Containers - Adult
Orange Cap
|
Volume Range
2.0 mL
Additive per Container
Lithium heparin (non gel) |
Red/Pink Cap
|
Volume Range
2.0 mL
Additive per Container
Potassium EDTA |
Containers - Child
Orange Cap - Paediatric
|
Volume Range
2.0 mL
Additive per Container
Lithium heparin |
Reference ranges
Red cell pyridoxal 5' phosphate: 250-680 pmol/g Hb
<200 pmol/g Hb (at risk of deficiency)
>2000 pmol/g Hb (over supplementation)
>4000 pmol/g Hb (risk of toxicity)
Laboratory Site
Glasgow Royal Infirmary
84 Castle Street
Glasgow
G4 0SF
Glasgow
G4 0SF
Telephone: 0141 211 4000
Sample storage arrangements
Protect sample from light.
Special instructions for collection
Fasting sample or 8 hours after supplementation is recommended.
Anticipated turnaround
28 days
General additional information
Samples sent to Scottish Trace Element and Micronutrient Reference Laboratory.