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Reduktion av metallhalter i slam

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Fraktions diagram för bly med hydroxid<br />

Fraction<br />

[Cu 2+ ] TOT = 1.08 µM<br />

[Cd 2+ ] TOT = 1.87 nM<br />

1. 0<br />

0. 8<br />

0. 6<br />

0. 4<br />

0. 2<br />

Pb 2+<br />

PbOH+<br />

[Pb 2+ ] TOT = 24.00 nM<br />

Pb(OH) 2 (c)<br />

Pb(OH) 3 −<br />

Pb(OH)4 2−<br />

Pb(OH) 2<br />

0. 0<br />

0 2 4 6 8 10 12 14<br />

pH<br />

Fraktions diagram för koppar med hydroxid<br />

Fraction<br />

[Cu 2+ ] TOT = 1.08 µM<br />

[Cd 2+ ] TOT = 1.87 nM<br />

1. 0<br />

0. 8<br />

0. 6<br />

0. 4<br />

0. 2<br />

Cu 2+<br />

[Pb 2+ ] TOT = 24.00 nM<br />

CuO( cr )<br />

Cu(OH) 3 −<br />

CuOH+<br />

0. 0<br />

0 2 4 6 8 10 12 14<br />

pH<br />

Cu(OH)4 2−<br />

50

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