Methodology
Chromatography/Mass Spectrometry
Synonyms
B2; Riboflavin
Specimen Type
Plasma
Performing Lab
Quest Diagnostics Valencia
Epic ID
LAB4382
Lab Test Days
Tuesday-Saturday
Standard TAT
3-4 Days
Collection Information
Specimen Required
1-4 mL Blood
Container Type
Lavender (EDTA)
Collection Instructions
Overnight fasting is required. Avoidance of vitamin supplements for 24 hours prior to collection is preferred. Protect from light.
Processing Information - Lab Use Only
Transport Temperature
Frozen-Only
Specimen Stability
Room Temp=4 Hours; Refrigerated=24 Hours; Frozen=30 Days
Rejection Criteria
Received room temp; Received refrigerated
Test Volume Required
2 mL Plasma
Minimum Test Volume
0.5 mL Plasma
Processing Instructions
Protect from light.
CPT Codes
84252
Revised
03-05-20
Initials
SL