Table 1 The properties and concentrations of CEs in wastewater

E1-3G

446.48

1.58

0.4–6.5

N.D–3.0

[19, 28, 31, 51, 52, 63]

E1-3S

350.43

0.95

4.4–160.0

0.3–27.0

[19, 28, 31, 51, 52, 63]

E2-3G

448.50

2.10

0.3–13.3

N.D–12.0

[52, 53, 63]

E2-3S

352.44

1.46

0.5–79.0

N.D–141.0

[54, 57, 61, 63]

E3-3G

464.50

0.56

ND–19.0

N.D–72

[55, 60, 61]

E3-3S

368.44

0.32

1.4–44.1

0.1–6.5

[19, 49, 51]

EE2-3G

472.52

2.27

15.3–50.1

0.23–5.9

[28]

EE2-3S

376.46

1.63

0.17–0.7

N.D–0.14

[28]