Table 3 Principal component analysis for dissolved metals.

From: Distribution, toxicity load, and risk assessment of dissolved metal in surface and overlying water at the Xiangjiang River in southern China

 

Factor 1

Factor 2

Factor 3

Mg

0.75

 − 0.11

0.44

V

0.22

0.92

0.00

Cr

0.02

0.91

 − 0.09

Mn

0.95

0.16

 − 0.04

Fe

0.33

0.87

 − 0.10

Co

0.97

0.14

0.02

Ni

0.17

0.00

0.91

Zn

0.86

0.37

 − 0.02

As

 − 0.28

0.80

0.18

Cd

0.59

0.73

 − 0.05

Sb

0.81

 − 0.34

0.32

Ba

0.86

0.30

0.26

Total

5.17

4.00

1.24

% of variance

43.07

33.34

10.36

Cumulative%

43.07

76.41

86.77

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