Figure 7.
Apparent viscosity and shear stress as a function of the shear rate of BF and BF/ PADAD (a) 0.2 wt%, (b) 0.5 wt%, (c) 1.0 wt%, (d) 2.0 wt% with different concentrations of electrolytes ((NaCl or CaCl2) at 25 °C.
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