Element

Range of K

Element

Range of K

Li [31]

0.002

Tl [20] [31]

(1.0 - 4.0) × 10⁻⁵

Cu [31]

1.5 × 10⁻⁵

Si [31] [33] [34]

1.5 - 5.5

Ag [31]

4.0 × 10⁻⁷

Pt [32]

5.0 × 10⁻⁶

Au [31]

1.3 × 10⁻⁵

Sn [20] [31] [33]

0.019 - 0.02

Zn [31]

4.0 × 10⁻⁴

Pb [31] [33]

(1.0 - 1.7) × 10⁻⁴

Cd [31]

1.0 × 10⁻⁵

P [31]

0.08

B [31] [33]

6.0 - 17.0

As [20] [31]

0.10 - 0.02

Al [20] [31] [33] [34]

0.0073 - 0.20

Sb [20] [31]

0.0030 - 0.020

Ga [20] [31]

0.02 - 0.087

Bi [20] [31]

4.5 × 10⁻⁵

In [20] [31]

0.0008 - 0.001

O [35]

1.0 - 1.4