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Table 2 Observed MP particle concentrations in air for six different particle diameters Dp at VFR = 182 mm3 s−1 and VFR = 353 mm3 s−1. Results for 0.5 µm particle diameter are for experiment with total number of 1.09 × 1011 particles in water volume

From: Water–air transfer rates of microplastic particles through bubble bursting as a function of particle size

Particle diameter [µm]

MP concentration [l−1]

Transfer factor fw-a

VFR 182 mm3 s−1

VFR 353 mm3 s−1

VFR 182 mm3 s−1

VFR 353 mm3 s−1

0.35

88.6

165.2

1.67

0.14

0.5

143.3

248.8

2.63

0.20

0.75

126.0

252.4

2.33

0.20

1

147.2

348.3

3.24

0.33

1.5

9.2

24.6

0.68

0.08

2

4.2

14.3

0.29

0.04