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Environmental Sciences Europe

Table 1 Measured concentrations selected for PMF model simulation

From: Traceability tagging of volatile organic compound sources and their contributions to ozone formation in Suzhou using vehicle-based portable single-photon ionization mass spectrometry

VOCs species

Concentrations (ppbv)

MIRa

O3 formation (ppbv)b

Ethane

12.81

0.321

4.112

n-Butane

3.57

1.33

4.748

Methylchloride

2.4

0.042

0.101

Xylene

3.33

7.17

23.876

Propane

3.2

0.56

1.792

n-Pentane

4.05

1.56

6.318

i-Pentane

6.01

1.65

9.916

Benzene

2.99

0.78

2.332

Hexane

3.88

1.55

6.014

Toluene

2.75

4.02

11.055

Trimethylbenzene

0.37

32.7

12.099

n-Octane

3.82

1.15

4.393

Styrene

6.08

1.7

10.336

n-Heptane

2.31

1.37

3.164

Ethene

6.3

8.64

54.432

  1. aMIR denotes maximum incremental reactivity, and updated MIR values are obtained from [68]
  2. b[VOC] × MIR, ppbv
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