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Table 3 Cannabinoid half-lives in exhaled breath after vaporization of hemp-derived ∆8-THC

From: Examining impairment and kinetic patterns associated with recent use of hemp-derived Δ8-tetrahydrocannabinol: case studies

 

Half-life (min) 15 min post-vaporization

Subject

CBN

THCV

CBC

CBG

CBD

103

2.3

2.3

3.7

NCb

NC

104

NC

4.9

2.6

NC

2.4a

105

32.0a

2.7

3.7

NC

1.1a

  1. CBN Cannabinol, THCV Tetrahydrocannabivarin, CBC Cannabichromene, CBG Cannabigerol, CBD Cannabidiol
  2. aDetermined immediately after vaporization
  3. bNot calculable