Peak N˚

Component

Sampling areas and content (%)

IR/MS

Identification

Dalanda

Kaniamboua

Monoterpenes

1.8

3

1

α-pinene

0.3

0.4

931

MS, RI

2

camphene

1.3

2.3

948

MS, RI

3

3 carene

0.2

0.3

1010

MS, RI

Oxygenated Monoterpenes

1

2.4

4

eucalyptol

0.6

1.1

1032

MS, RI

5

camphor

0.4

1.3

1148

MS, RI

Sespuiterpenes

27.7

30.9

6

caryophyllene

1.9

2.6

1411

MS, RI

7

humulene

21.7

28.2

1450

MS, RI

8

α-curcumene

0.3

_

1481

MS, RI

9

α-zingiberene

2.2

0.1

1493

MS, RI

10

β-bisabolene

0.7

_

1507

MS, RI

13

sesquiphellandrene

0.9

_

1522

MS, RI

oxygenated Sesquiterpenes

61.9

50.6

15

caryophyllene oxyde

1.9

2.4

1575

MS, RI

16

trans sesquisabinene hydrate

4.5

5.5

1593

MS, RI

18

humulene oxyde

3.6

4.5

1604

MS, RI

25

β-eudesmol

0.1

0.7

1654

MS, RI

31

zerumbone

51.8

37.5

1737

MS, RI

Total (%)

92.4

86.9