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Official Journal of the Japan Wood Research Society

Table 7 Changes in amounts of major VOCs emitted from C. obtusa var. formosana at ambient temperature over time (mg/m2)

From: Profiling of volatile compounds from five interior decoration timbers in Taiwan using TD/GC–MS/FID

No.

RT

Compound

Exposure time (weeks)

0

1

2

4

12

24

1

10.70

α-Pinene

8.05 ± 5.61

1.28 ± 0.25

0.76 ± 0.24

0.68 ± 0.19

0.10 ± 0.07

0.12 ± 0.03

3a

14.52

p-Cymene

1.28 ± 0.60

0.20 ± 0.04

0.14 ± 0.07

0.11 ± 0.01

0.07 ± 0.01

0.02 ± 0.01

4

14.72

Limonene

1.95 ± 1.38

0.36 ± 0.06

0.27 ± 0.09

0.18 ± 0.05

0.09 ± 0.01

0.03 ± 0.02

19

22.26

Myrtenal

6.53 ± 4.23

0.54 ± 0.10

0.31 ± 0.18

0.17 ± 0.02

0.01 ± 0.02

0.02 ± 0.02

22

22.84

Verbenone

6.91 ± 3.40

0.94 ± 0.42

0.70 ± 0.66

0.44 ± 0.16

0.18 ± 0.09

0.13 ± 0.10

28

25.09

trans-Myrtanol

0.72 ± 0.25

0.45 ± 0.01

0.35 ± 0.01

0.34 ± 0.02

0.27 ± 0.00

0.06 ± 0.00

29

26.28

Isobornyl acetate

4.77 ± 3.73

0.42 ± 0.09

0.31 ± 0.18

0.21 ± 0.02

0.09 ± 0.01

0.04 ± 0.01

35

30.17

α-Copaene

1.49 ± 1.11

0.14 ± 0.02

0.08 ± 0.03

0.04 ± 0.00

  

40

31.73

α-Cedrene

1.52 ± 1.17

0.35 ± 0.03

0.26 ± 0.02

0.21 ± 0.01

0.20 ± 0.01

0.04 ± 0.01

43

32.47

Thujopsene

0.72 ± 0.64

0.19 ± 0.02

0.11 ± 0.03

0.09 ± 0.00

0.09 ± 0.00

0.01 ± 0.00

45

33.36

α-Humulene

0.41 ± 0.32

0.08 ± 0.03

    
  1. Top three major VOCs in bold