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  • 91327

Gamma-Hydroxybutyric Acid, Urine

Also known as: GHB, Urine, Hydroxy-Butyric Acid, Urine

Specimen:

Collect

  • Random Urine in Sterile Specimen Container

Submit

  • 2 mL (Min:0.9 mL) Random Urine . Submit Frozen. Submit in a Standard Transport Tube.

Special Handling

  • Separate aliquot required for each frozen test ordered
  • Note: If gamma-hydroxybutyric acid is detected, then confirmation testing will be added at no additional charge.

Stability

Ambient: 1 Week(s); Refrigerated: 1 Week(s); Frozen: 3 Week(s); Incubated: Unacceptable

Methodology

  • Quantitative Gas Chromatography - Tandem Mass Spectrometry

Performed

Varies

Reported

6-13 Day(s)

CPT Codes

  • 80307

Components

  • 91327 - GHB, URINE
Last Updated: August 8, 2026 @ 9:13 am

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