Assertion: purified hydrogen fluoride | /r/HasProperty | useful
Facets:
value: as an electronics material
type: MANNER
Source sentences:
text: The resulting fraction was collected to obtain purified hydrogen fluoride, which was found to contain up to 0.0001 ppm of arsenic and was useful as an electronics material.
text: The purified hydrogen fluoride was found to contain up to 0.0001 ppm of arsenic and was useful as an electronics material.