N-Vinylpyrrolidone Vinyl Acetate Copolymer
N-Vinylpyrrolidone vinyl acetate copolymer was analyzed using 
GPC 
KD-806M (a column for organic SEC (GPC)).

Sample : 
N-Vinylpyrrolidone vinyl acetate (60:40) copolymer
Columns      : Shodex GPC KD-806M (8.0mmID*300mm) x 2
Eluent       : 0.01M LiBr in DMF
Flow rate    : 1.0mL/min
Detector     : Shodex RI
Column temp. : 50deg-C