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. Author manuscript; available in PMC: 2023 Jan 1.
Published in final edited form as: Int J Environ Anal Chem. 2020 Jan 16;102(1):104–116. doi: 10.1080/03067319.2020.1715384

Table 1.

LC/MS MRM analysis results of samples 1, 2 and 3 extracts.

Reference standard Sample 1 Sample 2 Sample 3
Compound Name Transition RT Ratio* RT Ratio* RT* Ratio* RT Ratio*
THC 315.33 > 93.09 12.36 2.567 12.30 0.929 12.31 0.327 12.29 0.856
315.33 > 193.17 12.28 12.30 12.17 12.29
Amphetamine 136.1 > 91.1 1.25 - 1.30 - 1.29 - 1.30 -
136.1 > 119.1 ND ND ND ND
MDA 180.1 > 163.1 0.73 - 0.73 2.052 0.73 - 0.73 104.108
180.1 > 133.1 ND 0.79 ND 0.73
Methadone 310.3 > 91.05 12.08 2.973 12.06 3.042 12.06 3.005 ND -
310.3 > 105.1 12.13 12.06 12.06 ND
Tramadol 264.2 > 58.1 3.64 - 3.61 - 3.61 - 3.61
Oxazepam 287.1 > 241.2 11.65 0.486 11.61 59.189 11.62 42.675 11.49 0.404
287.1 > 269.1 11.66 11.64 11.65 11.48
Diazepam 285.1 > 154.01 11.49 1.890 ND - ND - 11.48 3.129
285.19 > 193.12 11.48 ND ND 11.48

Ratio* = The peak area detected in the first transition retention time/the peak area detected in the second transition retention time.

ND: not detected.