Assertion: macromolecule's weight | /r/HasProperty | determined by gel permeation chromatography
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Source sentences:
text: The weight-average molecular weight ( M w ) and the number-average molecular weight ( M n ) of the polymers were determined by gel permeation chromatography (GPC) calibrated with a polystyrene standard using a JASCO liquid chromatography system consisting of PU-2080, DG-2080-53, CO-2060, UV-2070, and two polystyrene gel columns (