Table 2 The outlet concentration of microplastics (unit: 10–11 mol/m3).

From: Microplastic separation and enrichment in microchannels under derivative electric field gradient by bipolar electrode reactions

Concentration

BPE

d = 2900 μm

d = 3100 μm

d = 3300 μm

d = 3500 μm

cm,up

Active

2.32

2.06

1.88

1.79

Inactive

3

3

3

3

cm,bottom

Active

0.76

0.99

1.14

1.22

Inactive

3

3

3

3

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