Assertion: hydrogen fluoride | /r/HasProperty | produced
Facets:
value: generally
type: DEGREE
value: from fluorspar
type: OTHER
value: commercially
type: MANNER
value: industrially
type: LOCATION
value: by reacting fluorite with sulfuric acid
type: MANNER
Source sentences:
text: Hydrogen fluoride is industrially produced by reacting fluorite with sulfuric acid in such a manner as shown in the following reaction formula.
text: Hydrogen fluoride is produced from fluorspar, the commercial name for the mineral fluorite (CaF 2 ).
text: Commercially it is manufactured by the reaction of hydrogen fluoride with dichlorodifluoromethane or chlorotrifluoromethane; it is also produced during the electrolysis of metal fluorides MF, MF 2 using a carbon electrode.
text: Hydrogen fluoride is a vital intermediate in the manufacture of Freon fluorinated hydrocarbon refrigerants and propellants as well as other valuable fluorochemicals, and is generally produced commercially by heating fluorspar (CaF with concentrated sulfuric acid.