Quality Control of 11 Cannabinoids by Ultraperformance Liquid Chromatography Coupled with Mass Spectrometry (UPLC-MS/MS)

Table 2

Quality control of 17 commercial samples of cannabinoids. Results of the quantification of cannabinoids by UPLC-MS/MS.

Samples	Types of cannabinoids	Label concentration (mg/mL)	Experimental concentration (mg/mL)	Percent difference (%)
1	CBG	15.5	15.1	−2.3
2	THC	3.5	1.4	−60.0
3	CBD	41	73.3	+78.7
4	CBD	58.9	110.3	+87.2
5	THC	3.2	6.2	+93.7
6	CBD	0.0	0.0	0.0
7	CBD	95	109.8	+15.5
8	CBD	71	98.6	+38.8
9	THC	1.7	2.1	+28.8
10	THC	0.0	0.0	0.0
11	CBD	3.6	5.8	+61.1
12	CBG	25	33.2	+32.8
13	CBD	33.3	60.3	+81.0
14	CBD	64	66.6	+4.0
15	CBD	6.0	6.04	+0.66
16	CBD	1.6	1.9	+18.7
17	THC	1.3	1.7	+30.7