1.1 This specification covers 14 grades of tar as follows: RT-1, RT-2, RT-3, RT-4, RT-5, RT-6, RT-7, RT-8, RT-9, RT-10, RT-11, RT-12, RT.C.B.-5, and RT.C.B.-6.
D1665-20
Standard Test Method for Engler Specific Viscosity of Tar Products (Withdrawn 2023)
D139-24
Standard Test Method for Float Test for Asphalt Materials
D140-01
Standard Practice for Sampling Bituminous Materials
D4-86(2024)
Standard Test Method for Bitumen Content
D95-23e1
Standard Test Method for Water in Petroleum Products and Bituminous Materials by Distillation (Includes all amendments and changes 10/25/2024).
D70-18
Standard Test Method for Density of Semi-Solid Asphalt Binder (Pycnometer Method)
D36-06
Standard Test Method for Softening Point of Bitumen (Ring-and-Ball Apparatus)
D20-20
Standard Test Method for Distillation of Road Tars (Withdrawn 2023)