mg∙kg⁻¹

Cr

Mn

Ni

Cu

Zn

As

Cd

Pb

Max (最大值)

69.43

784.68

52.46

73.19

77.94

28.49

0.32

40.43

Min (最小值)

47.78

296.96

1.48

26.28

41.58

11.02

0.18

30.14

AVERAGE (平均值)

59.75

537.14

20.94

46.53

56.43

20.85

0.23

35.77

STDEV (标准差)

4.73

110.79

9.94

11.15

8.06

3.97

0.03

2.42

CV (变异系数)

0.08

0.21

0.48

0.24

0.14

0.19

0.12

0.07

背景值 [20]

69.40

525.20

25.00

24.90

53.20

9.40

0.10

25.90