Atomic

Element

Seawater

No.

Symbol

Name

Concentration PPM

1

H+

Hydrogen

17

Cl-

Chloride

19,400.000000000

11

Na

Sodium

10,800.000000000

12

Mg

Magnesium

1,280.000000000

16,8

SO4--

Sulfate

898.000000000

20

Ca

Calcium

412.000000000

19

K

Potassium

399.000000000

35

Br

Bromine

67.000000000

6

C

Carbon

27.000000000

7

N2

Nitrogen

8.300000000

38

Sr

Strontium

7.800000000

5

B

Boron

4.500000000

8

O2

Oxygen

2.800000000

14

Si

Silicon

2.800000000

9

F

Fluorine

1.300000000

18

Ar

Argon

0.620000000

7,8

NO3

Nitrate

0.420000000

3

Li

Lithium

0.180000000

37

Rb

Rubidenum

0.120000000

15,8

PO4

Phosphate

0.062000000

53

I

Iodine

0.058000000

56

Ba

Barium

0.015000000

42

Mo

Molybdenum

0.010000000

92

U

Uranium

0.003200000

23

V

Vanadium

0.002000000

33

As

Arsenic

0.001200000

28

Ni

Nickel

0.000480000

30

Zn

Zinc

0.000350000

36

Kr

Krypton

0.000310000

55

Cs

Cesium

0.000306000

24

Cr(VI)

Chromium

0.000210000

51

Sb

Antimony

0.000200000

10

Ne

Neon

0.000160000

34

Se

Selenium

0.000155000

29

Cu

Copper

0.000150000

48

Cd

Cadmium

0.000070000

54

Xe

Xenon

0.000066000

13

Al

Aluminum

0.000030000

26

Fe

Iron

0.000030000

25

Mn

Manganese

0.000020000

39

Y

Yttrium

0.000017000

40

Zr

Zircon

0.000015000

85

Tl

Thallium

0.000013000

74

W

Tungsten

0.000010000

75

Re

Rhenium

0.000007800

2

He

Helium

0.000007600

22

Ti

Titanium

0.000006500

57

La

Lanthanum

0.000005600

32

Ge

Germanium

0.000005500

41

Nb

Nobelium

0.000005000

72

Hf

Hafnium

0.000003400

60

Nd

Neodymium

0.000003300

82

Pb

Lead

0.000002700

73

Ta

Tantalum

0.000002500

47

Ag

Silver

0.000002000

27

Co

Cobalt

0.000001200

31

Ga

Gallium

0.000001200

68

Er

Erbium

0.000001200

70

Yb

Ytterbium

0.000001200

66

Dy

Dysprosium

0.000001100

64

Gd

Gadolinium

0.000000900

21

Sc

Scandium

0.000000700

58

Ce

Cesium

0.000000700

59

Pr

Promethium

0.000000700

62

Sm

Samarium

0.000000570

50

Sn

Tin

0.000000500

67

Ho

Holmium

0.000000360

71

Lu

Lutetium

0.000000230

4

Be

Beryllium

0.000000210

69

Tm

Thulium

0.000000200

63

Eu

Europium

0.000000170

65

Tb

Terbium

0.000000170

80

Hg

Mercury

0.000000140

45

Rh

Rhodium

0.000000080

52

Te

Tellurium

0.000000070

46

Pd

Palladium

0.000000060

78

Pt

Platinum

0.000000050

83

Bi

Bismuth

0.000000030

90

Th

Thorium

0.000000020

49

In

Indium

0.000000010

79

Au

Gold

0.000000010

44

Ru

Ruthium

0.000000005

76

Os

Osmium

0.000000002

77

Ir

Iridium

Ultra-trace

88

Ra

Radium

Ultra-trace

43

Tc

Technetium

Ultra-trace

61

Pm

Promethium

Ultra-trace

84

Po

Polonium

Ultra-trace

85

At

Astatine

Ultra-trace

86

Rn

Radon

Ultra-trace

87

Fr

Francium

Ultra-trace

89

Ac

Actinium

Ultra-trace

91

Pa

Protactinium

Ultra-trace