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Test Code ETOHLC Ethanol, Legal, Blood


Enzymatic Immunoassay

Note: For request of non-legal ethanol specimens, see #ETOH Ethanol, Medical, Plasma or Serum.

Performing Laboratory

Weland Clinical Laboratories PC

Specimen Requirements

For situations where chain-of-custody is required, a complete chain-of-custody protocol must be maintained when drawing and handling specimens. Legal ethanol specimens must be drawn by an MT (ASCP), RN, or M.D.


Container/Tube: Grey-top (potassium oxalate/sodium fluoride) tube

Specimen: 1 mL of potassium oxalate/sodium fluoride whole blood.

Collection Instructions: A non-alcohol swab (Betadine) must be used to sterilize drawing site.

Additional Information:

1. A completed Chain-of-Custody Form is required when processing a chain-of-custody specimen.

2. Patient ingestion of alcohol-containing medicinal liquids (ie, elixirs and mouthwashes) may affect result.

Reference Values


State of Iowa Legal Limit (whole blood): 80 mg/dL (0.08% w/v)

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

Bill collection only