Assertion: hafnium's compound | /r/HasProperty | zirconium
Facets:
value: in the following
type: LOCATION
Source sentences:
text: Surprisingly, it has been found that special zirconium and hafnium organic compounds which are very similar in their other properties-referred to simply as zirconium and hafnium compounds in the following-can be separated from one another by simple fractional crystallization.