Table 1 Arsenic concentration (mg/kg) in paddy soil and rice from mine-impacted paddy fields, Guangdong Province, and the Pearl River Delta

Fankou mine

20^a

10.2 ± 4.20

0.18–0.39

1.60–6.90

11.1–59.4

0.25

3.30

25.6

Li et al. (2014)

Lechang mine

8^a

80.8 ± 25.9

0.17–0.38

2.10–10.4

24.8–52.0

0.28

5.80

35.0

Lianhuashan mine

73^a

77.7 ± 25.7

0.03–1.04

1.11–12.7

186–2136

0.36

5.86

1003

Liu et al. (2015)

107^a

80.0

ND^f–1.00

0.22–28.0

40.0–2136

0.32

3.00

822

Yu et al. (2016)

Dabaoshan mine

16^a

176–279

–

–

–

0.51

7.35

20.0

Liao et al. (2016)

95^a

–

0.07–0.45

–

–

0.19

–

–

Zhu et al. (2008)

Pearl River Delta

17^c

13.7 ± 12.8

0.13–0.28

0.93–6.19

35.4–327

0.19

3.70

99.0

Lu et al. (2010)

12^d

10.2 ± 6.30

0.21–0.43

1.66–18.0

24.5–240

0.29

5.74

102

Guangdong Province

41^b

–

0.07–0.19

–

–

0.11

–

–

Ma et al. (2017)

260^b

–

ND–0.23

–

–

0.06

–

–

Lin et al. (2015)

China

92^b

–

ND–0.31

–

–

0.05

–

–

Fang et al. (2014)

Chinese standard

–

–

–

–

–

0.20

–

–

GB 2762–2017^e

EU standard

–

–

–

–

–

0.25^a

–

–

Commission Regulation (EU) 2015/1006

–

–

–

–

–

0.20^b

–

–