91228      Vitamin B6
Specimen:
  Collect: One 4 mL Lavender (EDTA)  
  Submit: 1 mL (Min:0.2 mL) Plasma. Submit Frozen.  
  Special Handling: Critical Frozen
Protect from Light
Separate from cells ASAP 
  Stability: Ambient: Unacceptable; Refrigerated: 4 Hour(s); Frozen: 2 Month(s); Incubated: Unacceptable 
Performed: Tuesday, Wednesday, Thursday, Friday, Sunday 
Reported: 2-5 Day(s) 
CPT Codes:
84207 - Pyridoxal Phosphage (Vitamin B-6)
Interpretive Data:
General Reference Range : 5.0-30.0 ng/mL