11.07.06_ART
MATERIE PLASTICHE NATURALI FIBROSE	NATURAL FIBROUS PLASTICS
MATERIE PLASTICHE PRIMARIE	PRIMARY PLASTICK MATTERS
FIBRE PROTEICHE X01X	PROTEIN FIBRES
FIBRE CELLULOSICHE X02X	CELLULOSE FIBRES
ESTERI CELLULOSICI XX	ESTERS CELLULOSIC