Assertion: collagen's acid | /r/HasProperty | effective
Facets:
value: as for the acid
type: OTHER
Source sentences:
text: As for the acid used to prepare the aqueous acidic solution, inorganic acids such as hydrochloric acid, etc. and organic acids such as acetic acid, butyric acid, etc. are effective, however, acetic acid is mainly used in view of its strong lyotropic effect on collagen.