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VITAMIN B2, WHOLE BLOOD
Number 571
CPT Code 84252
Alias B2
Specimen Container Lavender Top
Specimen Type Whole Blood EDTA
Turn Around Time 
Days Performed 
Reference Range 137-370 ug/L
Alternate Specimen 
Volume 2 mL Whole Blood
Stability Ambient Unstable
Stability Refrigerated Unstable
Stability Frozen Preferred
Patient Preparation 
Methodology 

High-pressure liquid chromatography (HPLC)

Limitations 
Rejection Criteria 

Specimen not frozen; plasma specimen; specimen not protected from light

Additional Instructions 

Protect from light

Performing Laboratory Reference Laboratory
TagsRIBOFLAVIN,

COVID-19 Testing Guidance

Primex Clinical Laboratories strives to provide clients with quality testing services to better support patient health. With the ongoing pandemic, COVID-19 testing has become high in demand yet testing supplies are limited.

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COVID-19 Testing Guidance

Primex Clinical Laboratories strives to provide clients with quality testing services to better support patient health. With the ongoing pandemic, COVID-19 testing has become high in demand yet testing supplies are limited.

Read More