he most common technique for measuring number average molecular weights is vapor pressure osmometry in an aromatic and/or polar solvent (e.g., toluene, benzene, pyridine, or o-dichlorobenzene) at elevated temperature (50–130 ◦C) [53–59].
he most common technique for measuring number average molecular weights is vapor pressure osmometry in an aromatic and/or polar solvent (e.g., toluene, benzene, pyridine, or o-dichlorobenzene) at elevated temperature (50–130 ◦C) [53–59].