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. 2020 Sep 2;60:102046. doi: 10.1016/j.jddst.2020.102046

Table 3.

Methods for determination of the molecular weight of PVP polymer [3].

Type of representation of molecular weight Method of determination
Weight average, Mw Light scattering, ultracentrifuge
Number average, Mn Osmometry, membrane filtration
Viscosity average, Mv Viscosity