Assertion: neptunium | /r/HasProperty | prepared by the reduction of npf
Facets:
value: with vapor at about 1200oc.
type: OTHER
Source sentences:
text: Neptunium is prepared by the reduction of NpF 3 with barium or lithium vapor at about 1200oC.
text: Neptunium is prepared by the reduction of NpF 3 with barium or lithium vapor at about 1200oC.