75
._,I0.000
4.100
<
3.000
2.300
1.000
400
3OO
I00
30
t0
3
l
-
Lauffen Kochendorf Wieblingen
Elsenz
Enz
[] APC [] ANC
Fig. 435. APC and ANC calculated in the sediments of the Neckar River and its tributaries
)H
0
g
8
7 ~CoC03
6 ~"'~ "-4 ~
X ~ "'-....Neckar
1
HH-Hafen
0 o
g
,b
1'5
2'0
2'5
mmol [H] / g
Fig.4.36. pH-titration curve for suspension of CaCO 3 and sediments of the Neckar River and
the Elbr River (Hamburg harbor)