ASTM D2320 Test Method for Density (Relative Density) of Solid Pitch (Pycnometer Method)
4. Summary of Test Method
4.1 The sample is weighed and its volume determined by the mass of water displaced.
5. Significance and Use
5.1 Values of density and relative density are used for converting volumes to units of mass as required in other ASTM standards and in sales transactions.