Specific Gravity of Semi-Solid Bituminous Materials |
ASTM D-70 AASHTO T-228 For determining the specific gravity of semi-solid bituminous materials, asphalt cement, and soft tar pitches by use of a picnometer |
Picnometer |
Hubbart type, 24 ml capacity |
Picnometer |
Hubbart type, 25 ml capacity |
ASTM Thermometer |
63 C, 8 to 32oC |