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Test Compendium

Test Name


Test Code

  • 2039

Test Synonym

  • Cholinesterase, Plasma

Minimum Volume

  • 0.2 mL

Specimen Type

  • Plasma

Primary Container

  • Transfer Tube- Plasma, Lavender Top Tube

Transport Temp

  • Ambient


  • 4 days

Specimen Requirements

  • 0.5 mL EDTA PLASMA transferred to transport tube within 24 hrs

Specimen Retention

  • Separate plasma from cells immediately and place in transport tube. Mark transport tube plasma. Use of other anticoagulants other than a Lavender EDTA Tube is NOT recommended. Whole Blood if not separated within 24 hrs can have a 20-25% increase if cells remain in contact with the plasma.