Ion

Concentration, mg・L−1

F %

K+

1 × 104

100.00

Na+

1 ×104

99.98

Ca2+

1 ×103

99.98

Mg2+

1 ×103

98.49

Al3+

10

98.00

Cu2+

0.2

96.47

Co2+

0.2

97.49

Mn2+

0.2

97.38

Hg2+

0.2

98.74

CH3COO

0.5

99.15

Oxalate

0.5

99.01

Cl

0.5

99.36

I

0.5

98.95

0.5

98.39

0.5

98.99

0.5

99.00