AASHTO T 201-15 (2019)
AASHTO T 201-15 (2019) Standard Method of Test for Kinematic Viscosity of Asphalts (Bitumens) (ASTM Designation: D 2170/D2170M-10)
standard by American Association of State and Highway Transportation Officials, 2015
standard by American Association of State and Highway Transportation Officials, 2015