Assertion: lignin | /r/HasProperty | based on the weight of peg
Facets:
Source sentences:
text: The PEG (20.00 g) and lignin (lignin weight present was based on the weight of PEG: 0%, 0.5%, 1%, 1.5%, 2%, 2.5%) were weighed, added to a 50-mL plastic beaker, and magnetically stirred at 25 °C for 5 min to obtain a uniform pre-mixture.