Assertion: klason lignin | /r/HasProperty | developed by swedish scientist
Facets:
value: through prehydrolysis with sulphuric acid
type: MANNER
value: in 1893
type: TEMPORAL
Source sentences:
text: The acidic depolymerization and fragmentation of lignin is commonly referred to as Klason lignin, first developed by the Swedish scientist Johan Peter Klason in 1893 for the preparation of pure lignin from spruce, through prehydrolysis with sulphuric acid.