Assertion: sediment | /r/HasProperty | charged
Facets:
value: negatively
type: MANNER
Source sentences:
text: At pH 7 above pKa, ibuprofen was anionic (hydrophilic) and almost not sorbed onto sediment because the sediment was also negatively charged, which led to an electrostatic repulsion with each other (Bui and Choi 2009).