Assertion: silicon carbide's purity | /r/HasProperty | 99.999%
Facets:
value: desirably
type: DEGREE
Source sentences:
text: The purity of solid carbon source material 26 is, desirably, 99.999% or better and, more desirably, 99.9999% or better.
text: The lowest acceptable purity for electronic grade silicon is 99.9999999%.