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Test Compendium


Test Code

  • 2903

Test Synonym

  • Cobalt, Plasma

Minimum Volume

  • 0.6 mL

Specimen Requirements

  • Plasma


  • Royal Blue Top- EDTA Additive, Metal Free Transfer Tube- Plasma


  • Ambient

Turn Around Time

  • 5 days

CPT Codes

  • 83018
    *The CPT codes provided are based on AMA guidelines and are provided for informational purposes only. CPT coding is the responsibility of the billing entity. Please direct any questions regarding the CPT coding to the payer being billed.

Special Instructions

  • 2 mL PLASMA from a Royal Blue EDTA Top Tube in a metal free plastic transport tube

Additional Information

  • Royal blue-top (EDTA) tube Separate plasma immediately after the collection and transfer to a metal free plastic transport tube for shipment to the laboratory.

Specimen Stability

  • AMBIENT: 14 days REFRIGERATED: 14 days FROZEN: 14 days