Measured sucrose diffusion coefficients at 296 K. RH values and error bars are all given in units of %RH. Diffusion coefficient values and error bars are all given in units of metres squared per second. rh rh_upper_errorbar rh_lower_errorbar sucrose_d sucrose_d_upper_errorbar sucrose_d_lower_errorbar 80 0.3 0.3 9.48E-13 1.49E-14 1.49E-14 69.18 0.08 0.08 6.38E-14 2.85E-15 2.85E-15 60.4 0.2 0.2 6.50E-15 1.84E-16 1.84E-16 48.2 0.2 0.2 2.08E-16 9.86E-18 9.86E-18 39.3 0.3 0.3 5.24E-18 9.69E-19 9.69E-19