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OSSIDABILITA’<br />

• Metodo in<strong>di</strong>retto per in<strong>di</strong>viduare inquinamento<br />

organico<br />

• Si basa sulla possibilità <strong>di</strong> ossidare sost<br />

organica a CO2 e determinare contenuto <strong>di</strong><br />

sostanze ossidabili dal consumo <strong>di</strong> ossigeno<br />

• Ossidante : permanganato<br />

• Interferenti: ioni inorganici riducenti, es. Fe(II) e<br />

lo ione nitroso

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