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Table 1 Summary of limits of detection of THC found in literature

From: Absorptive stripping voltammetry for cannabis detection

Reported LOD in [] units

Sample

Method

Reference

3.2 nM

oral samples

LC-MS

26

3.2 nM

saliva

HPLC/ED

11

4.7 nM

brain tissue

HPLC/ED

28

47 nM

urine

GC

29

120 nM

hair

HPLC/ED

30

1 micro M

saliva

ED

12

25 micro M

BBS

ED

13

  1. Literature values for THC and THC-COOH ([28]) limits of detection
  2. LC Liquid Chromatography, MS Mass Spectrometry, HPLC High Performance Liquid Chromatography, ED Electrochemical Detection, GC Gas Chromatography