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Environmental Sciences Europe

Table 2 Emissions source and measured VOC at the navigation monitoring experiment site in Suzhou

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

Sewage treatment plants (ppbv)

Printing and dyeing plants (ppbv)

Oil spraying plant (ppbv)

n-Butane

0.63

0.89

6.20

Xylene

0.58

0.76

5.21

Acrolein

8.08

0.48

0.70

Bromodichloromethane

3.0

–

0.12

Benzene

4.67

0.122

0.72

Toluene

0.93

9.41

1.33

n-Octane

0.41

0.49

2.87

n-Heptane

0.86

2.47

–

  1. Bold values signify the presence of higher concentration compared with others or signify the major tracer
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