08:57 Nov 30, 2005
De zin is langer, maar of dat tot opheldering leidt?
This compound group comprises tow major classes of PFCs: perfluorinated carboxylates or perfluoroalkyl carboxylates (PFCAs, which include PFOA and fluorotelomer alcohols)and perfluorinated sulfonates or perfluoroalkyl sulfonates.
Bedankt alvast voor de moeite.
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