Assertion: alkylated pyridine | /r/CapableOf | change the nax zeolite selectivity
Facets:
value: in the desired direction
type: MANNER
Source sentences:
text: It is seen that pyridine se and the methyl pyridines change the NaX zeolite selectivity in the desired direction so that para-xylene is the least strongly adsorbed C-8 aromatic isomer.