Assertion: cellulose's content | /r/HasProperty | 0.5–0.6%
Facets:
Source sentences:
text: The investigation showed that solubility of the cellulose sample increased gradually from 2% to 24% in the range of acid concentration from 50 to 60 wt% SA, and the obtained nonsoluble cellulose residues had relatively low content of sulfonic groups (0.5–0.6%).