Skip to main content

Table 5 Percent recovery study results recovery was calculated as Observed Concentration/Nominal Concentration *100. Data represented as mean ± standard deviation (SD)

From: Regulatory sampling of industrial hemp plant samples (Cannabis sativa L.) using UPLC-MS/MS method for detection and quantification of twelve cannabinoids

Concentration (ng/mL)

Cannabinoid

CBC

CBD

CBDA

CBDV

CBG

CBGA

Mean % Recovery ± SD

Mean % Recovery ± SD

Mean % Recovery ± SD

Mean % Recovery ± SD

Mean % Recovery ± SD

Mean % Recovery ± SD

10

115.0 ± 0.8

100.6 ± 1.5

112.4 ± 2.1

117.9 ± 1.2

114.1 ± 2.3

98.4 ± 1.5

75

108.6 ± 0.5

106.4 ± 0.2

109.7 ± 3.5

106.9 ± 0.1

106.2 ± 1.9

101.2 ± 4.3

750

103.3 ± 2.2

102.3 ± 2.4

100.5 ± 1.6

101.5 ± 2.6

101.6 ± 1.7

98.0 ± 0.3

1750

106.3 ± 1.5

103.2 ± 1.7

100.3 ± 4.0

104.3 ± 1.7

105.1 ± 1.0

102.8 ± 1.1

Concentration (ng/mL)

Cannabinoid

CBL

CBN

Δ-8-THC

Δ-9-THC

THCA

THCV

Mean % Recovery ± SD

Mean % Recovery ± SD

Mean % Recovery ± SD

Mean % Recovery ± SD

Mean % Recovery ± SD

Mean % Recovery ± SD

10

110.1 ± 1.7

104.6 ± 1.7

106.3 ± 3.4

107.1 ± 2.9

108.0 ± 3.4

105.1 ± 1.8

75

108.8 ± 0.6

110.6 ± 0.1

110.5 ± 1.8

107.3 ± 1.2

110.1 ± 1.5

108.6 ± 1.1

750

103.7 ± 1.6

101.9 ± 1.9

106.0 ± 1.6

101.1 ± 1.4

98.5 ± 1.4

101.2 ± 1.3

1750

104.5 ± 1.5

100.7 ± 1.7

104.5 ± 1.9

101.1 ± 0.2

100.2 ± 1.8

101.3 ± 1.8

  1. CBDV Cannabidivarin, CBG Cannabigerol, CBD Cannabidiol, THCV Tetrahydrocannabivarin, CBN Cannabinol, Δ-9-THC Δ-9-tetrahydrocannabinol, Δ-8-THC Δ-8-tetrahydrocannabinol, CBL Cannabicyclol, CBC Cannabichromene, CBDA Cannabidiolic acid, CBGA Cannabigerolic acid, and THCA Tetrahydrocannabinolic acid