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illustration - laboratoire PROTEE

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Limite pour une modélisation correcte<br />

expected [Ac+Ph](meq, in logarithmic scale)<br />

0.0001 0.0010 0.0100 0.1000<br />

1.0000<br />

1.0000<br />

AFLR<br />

AHLR<br />

Acetate-Phenol<br />

theoretical curve<br />

apparent limit for correct modelling<br />

0.1000<br />

0.0100<br />

0.0010<br />

0.0001<br />

measured Ac+Ph] (meq, in logarithmic scale)<br />

LRFA<br />

LRFA theoretical curve<br />

LRHA<br />

LRHA theoretical curve<br />

Acetate-Phenol<br />

Acetate-Phenol theoretical curve<br />

Seine Aval samples<br />

apparent limit for correct modelling<br />

0.000 0.001 0.010 0.100<br />

expected [Ac+Ph] (meq, in logarithmic scale)<br />

0.0<br />

1.000<br />

Concentration totale en sites optimisées et rapport carboxylique/phénolique en fonction de<br />

la concentration totale en sites attendue (Acétate-Phénol, MO extraite, MON)<br />

=> Définition d'une valeur de concentration en sites limite, en dessous de laquelle la<br />

modélisation est incorrecte<br />

=> échantillons de Seine Aval: concentration en sites acides > limite Ouf !<br />

1.5<br />

1.0<br />

0.5<br />

ratio [Ca]/[Ph]

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