An Evaluation of Bera Lake (Malaysia) Sediment Contamination Using Sediment Quality Guidelines

Table 3

Background levels acquired for metallic elements in Bera Lake sediments.

Element

Al

Na

K

Fe

Mg

Ca

Natural value %

9.68 ± 7.4

2.6 ± 0.01

1.1 ± 0.22

0.78 ± 0.15

0.17 ± 0.04

0.1 ± 0.01

Element

V

Cr

As

Li

Sr

Zn

Mn

Cu

Pb

Ni

Co

Cd

Natural value (mg/Kg)

113 ± 15.5

56 ± 10

52.59 ± 7.5

48.77 ± 8.7

39 ± 5.8

32.02 ± 8.9

27.77 ± 3.7

25.89 ± 8.4

17.59 ± 12

16.34 ± 2.6

2.77 ± 1.2

0.19 ± 0.01