ISOPROPANOL

Mnemonic

ISOP

Synonym

Isopropyl Alcohol - Rubbing Alcohol

Includes

Isopropanol and Acetone (Isopropanol metabolite)

Guidelines

For Urine Alcohols, please see ALCOHOL(S).

Specimen Collection Requirements

Patient Preparation

Use iodine swab to clean draw site. DO NOT use isopropyl alcohol wipe.

Collect

Preferred: Whole Blood, one 4 mL gray top tube (sodium fluoride/potassium oxalate).
Also acceptable: Serum or Plasma, one 7 mL red, one 4 mL dark green (sodium heparin) or one 4 mL lavender (EDTA) top tube.

Handling

Preferred: Submit entire unopened specimen. Refrigerate 2- 8°C.
If processed, make sure specimen has not been uncapped except to transfer to a clean tightly capped test tube.

Preferred Volume

4 mL whole blood, 2 mL serum or plasma

Minimum Volume

2 mL whole blood, 1 mL serum or plasma

Transport

Refrigerated (2-8°C)

Rejection Criteria

Specimens below the minimum volume.

Stability

Ambient (20-25ºC): 24 hours; Refrigerated (2-8ºC): 72 hours; Frozen (at or below -20º): 2 weeks

Testing Information

Performed

7 days/week

Reported

24 hours

Method

Headspace Gas Chromatography-Flame Ionization Detector

Reference Values

Reference Values

Isopropanol: Not Detected (<10 mg/dL)
Acetone: Not Detected (<10 mg/dL)

Toxic Levels

Isopropanol: >40 mg/dL
Acetone (Metabolite): >40 mg/dL

CPT Codes

80320; G0480

Last Updated: Thursday, January 5, 2017 03:42:18 AM