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. 2018 Aug 9;8(50):28433–28439. doi: 10.1039/c8ra05526b

Determination of molecular weight of chitosana.

Solution concentration (mg mL−1) Flow time/s η r η sp η sp/C
0.001 154.54 1.47 0.47 465.87
0.00075 140.02 1.33 0.33 437.56
0.0006 130.34 1.24 0.24 393.97
0.0004 120.95 1.25 0.15 368.28
0 105.42
a

Calculated from the Mark–Houwink equation: [η] = KMα The molecular weight of chitosan M = 398300.