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Test Code SQ VITB12, EPIC LAB67 Vitamin B12 Assay, Serum

Methodology

Electrochemiluminescence

Performing Laboratory

Meriter Laboratories

Specimen Requirements

Specimen Type: Serum-Hemolyzed specimen is not acceptable.

Container/Tube: Red top or serum gel

Specimen Volume: 0.6 mL
Collection Instructions:

1. Fasting.

2. Protect specimen from light.

Specimen Transport Temperature

Refrigerated/Frozen OK

Reference Values

211-946 pg/mL

Day(s) Test Set Up

Monday through Friday

Specimen Requirements Additional Information


Specimen Stability:Serum is stable refrigerated (2° C-8° C) for 2 days, and frozen (≤-20° C) for 2 months. Freeze only once.

Stability of serum obtained with tubes containing separating gel: 24 hours at 2° C-8° C.

Test Classification and CPT Coding

82607