POWER LAW HERSCHEL-BULCKEY Fractions  K (mPa.s/n) n R2 X2 τ0(mPa.s/n) K (mPa.s/n) n R2 X2 F - H2O 50.25 0.71 0.997 0.1 50.34 33.54 0.81 0.998 0.02 F1 44.89 0.69 0.995 0.04 47.37 29.15 0.8 0.998 0.01 F2 30.74 0.71 0.993 0.08 60.81 27.22 0.79 0.997 0.03 F3 29.97 0.72 0.996 0.05 65.01 24.35 0.8 0.995 0.01 F4 28.62 0.71 0.994 0.06 46.98 22.13 0.82 0.996 0.01 F4-NaOH 16.45 0.71 0.993 0.03 38.77 19.89 0.81 0.995 0.02

Table 6: Rheological parameters for the model power law and herschel-bulckey.