Skip to main content

Table 1 Details of sampling and calculation of naphthalene concentrations and emission rates

From: Application of a non-invasive, non-destructive technique to quantify naphthalene emission rates from museum objects

Object

Object weight (g)

Temperature (°C) during sampling

Relative humidity during sampling

Sampling time (h)

Calculated concentration of naphthalene (ng)

Calculated concentration of naphthalene deducing background naphthalene in chamber (ng)

Emission rate (mg/h)

Af1910,0420,277

22.7

17 ± 1

50% ± 2

4

2.70

2.45

6.12E−07

18 ± 1

54% ± 2

4.5

0.95

0.70

1.56E−07

21 ± 1

44% ± 2

4.5

0.96

0.71

1.58E−07

Af1910,0420,272

114.6

17 ± 1

53% ± 2

4.5

3.27

3.02

6.72E−07

17 ± 1

46% ± 1

5

2.93

2.68

5.36E−07

20 ± 1

47% ± 1

4.5

3.79

3.54

7.87E−07

Af1909,Ty.950

97.2

17 ± 1

50% ± 1

2.7

2.39

2.14

7.92E−07

17 ± 1

49% ± 2

5

4.55

4.30

8.61E−07

18 ± 1

54% ± 2

4

1.70

0.43

1.07E−07

21 ± 1

46% ± 1

4.5

2.89

2.64

5.87E−07