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Laboratory Test Directory

Ethanol, Serum

Components

Name Method Department Units
Ethanol, Serum Colorimetric, reflectometry
Core Lab, Chemistry, Routine mg/dL

Specimen Requirements

Serum Spun, Plasma Spun

Container Type Container Size Specimen Volume
Preferred

Green tube (Lithium heparin), No Gel

3 mL 3 mL
Alternate

Green tube (Sodium heparin), No Gel

3 mL 3 mL
Alternate

Red tube, (no anticoagulant), No Gel

3 mL 3 mL
Stability

Frozen - 30 day(s)
Refrigerated - 7 day(s)

Specimen Preparation

  • Seal collection container tightly after collection
  • Transport to laboratory as soon as possible
  • Centrifuge within 4 hours, separate supernatant and refrigerate

Reasons for Rejection

  • Collected in tube with gel separator
  • Frozen whole blood
  • Gross hemolysis
  • Gross icterus
  • Gross lipemia
  • Heat treated specimen
  • Contamination
  • Wrong collection tube
  • Wrong type of specimen
  • Capillary specimen

Comments

Obtain amount and date/time of ingestion. Collect by venipuncture only.

CPT Code

  • 80307