Advertisement

Diffusion coefficient of cyclohepta-amylose into 3,9-dihydro-1,3-dimethyl-1H-purine-2,6-dione and water

  • Jochen Winkelmann
Chapter
Part of the Physical Chemistry book series (volume 15B2)

Abstract

This chapter provides the diffusion coefficient of cyclohepta-amylose into 3,9-dihydro-1,3-dimethyl-1H-purine-2,6-dione and water at different concentrations measured using Taylor dispersion technique.

3 Diffusion in Liquid Mixtures

3.1. Data

3.1.3. Diffusion in Ternary Mixtures

C42 H70 O35

(1)

cyclohepta-amylose

7585-39-9

C7 H8 N4 O2

(2)

3,9-dihydro-1,3-dimethyl-1H-purine-2,6-dione

58-55-9

H2 O

(3)

water

7732-18-5

Mutual Diffusion Coefficient Matrix: Dij (ci, cj); Method: TAYLOR

Ref.: [2012S1]

T = 298.15 ± 0.01 K; p = 101.325 kPa

c1 [mol/dm3]

c2 [mol/dm3]

D11 ⋅ 109 [m2/s]

D12 ⋅ 109 [m2/s]

D21 ⋅ 109 [m2/s]

D22 ⋅ 109 [m2/s]

0.002

0.002

0.321 ± 0.009

−0.003 ± 0.017

0.004 ± 0.005

0.721 ± 0.032

0.002

0.005

0.322 ± 0.007

−0.006 ± 0.017

0.003 ± 0.017

0.709 ± 0.030

0.002

0.010

0.319 ± 0.009

−0.005 ± 0.019

0.006 ± 0.008

0.680 ± 0.027

0.005

0.005

0.316 ± 0.005

0.005 ± 0.023

−0.024 ± 0.040

0.683 ± 0.034

0.010

0.002

0.310 ± 0.005

−0.011 ± 0.016

−0.029 ± 0.040

0.709 ± 0.021

0.010

0.005

0.305 ± 0.048

−0.033 ± 0.110

−0.053 ± 0.052

0.640 ± 0.077

0.010

0.010

0.309 ± 0.006

−0.016 ± 0.030

−0.063 ± 0.022

0.628 ± 0.017

Symbols and Abbreviations

Short Form

Full Form

D

diffusion coefficient

p

pressure

T

temperature

c i

molarity

TAYLOR

Taylor dispersion technique

References

  1. [2012S1]
    Santos C. I. A. V., Esteso, M. A., Sartorio, R., Ortona, O., Sobral, A. J. N., Arranja, C. T., Lobo, V. M. M., Ribeiro, A. C. F.: J. Chem. Eng. Data 57 (2012) 1881–1886.CrossRefGoogle Scholar

Copyright information

© Springer-Verlag GmbH Germany 2018

Authors and Affiliations

  • Jochen Winkelmann
    • 1
  1. 1.Universität Halle-Wittenberg, Institut für Physikalische ChemieHalle/S.Germany

Personalised recommendations