Evaluation of Rutting and Fatigue Behaviors of Asphalt Binders Modified with Calcium Lignosulfonate

Table 3

Physical specifications of calcium lignosulfonate.

Test	Unit	Results
Color	—	Light brown
Dry matter	% min	93.0
pH (10% solution)	—	7.5 ± 0.8
Insolubility (v/v)	% max	0.5
Bulk density	kg/	500
Reducing sugars	%	3