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DETERMINARE METALE IN MATERIALE CERAMICE

DETERMINARE METALE IN MATERIALE CERAMICE

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Principiul metodei:<br />

• Articolele de ceramica sunt puse in contact cu o<br />

solutie de acid acetic 40 ml/l timp de 24 ore la 22°C<br />

pentru a extrage Pb si/sau Cd, daca este prezent,<br />

din suprafata articolelor.<br />

• Cantitatea de Pb si Cd extrasa este determinata prin<br />

absorbtie atomica.

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