Assertion: hydrogen fluoride | /r/AtLocation | anhydrous solvent
Facets:
value: in gaseous form
type: OTHER
Source sentences:
text: If, according to the method of the present invention, the hydrogen fluoride is added to the anhydrous solvent or solvents in gaseous form as well as in the form of a liquefied gas, it is possible to first introduce gaseous and then liquefied hydrogen fluoride.