120
Chemical Oceanography, 4th Edition
log (-K SO MOH)
0
10
20
30
40
50
60
log (VCF)
–1
0
1
2
3
4
5
6
Mg
Ca
Np
Cd
Co
Ni
Mn
Zn
Pb
Cu
Ce
Am
Hg
Sn
Al
Po Ru
Pu
Zr
Fe
Figure 3.28
Values of the volume concentration factor (VCF) for metals to phytoplankton plotted versus the solubility of
metal hydroxide. (From Fisher, N.S., Limnol. Oceanogr., 3, 443, 1986. With permission.)
log (VCF)
0
1
2
3
4
5
6
Time (log years)
1
2
3
4
5
6
7
8
Mg
Ca
U
Cs
V
Ba
Cd
Co
Cr
Ni
Mn
Zn
Am
Al
Hg
Pb
Fe
Zr
Ag
Sn
Ce
Cu
Pu
Figure 3.29
The residence time for metals plotted versus the volume concentration factor (VCF). (From Fisher, N.S., Limnol.
Oceanogr., 3, 443, 1986. With permission.)