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HelpTest Code LAB67 Vitamin B12
Specimen Requirement
1.0 mL Serum; SST acceptable
Specimen Stability
3 days at 20-25° C
7 days at 2 – 8° C
Freeze if greater than 7 days
Testing Schedule
Daily
Reference Range
213 – 816 pg/mL
Testing Department
Chemistry/Urinalysis
Method
Microparticle Enzyme Immunoassay (MEIA)
Additional Testing Locations
This test is also performed daily at the following Altru Clinic:
- Devils Lake
Please contact appropriate lab location for specific test information, as methodology varies by site.
CPT Code
82607