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Diffusion coefficient of octane in heptane at infinite dilution

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

Abstract

This chapter provides the diffusion coefficient of octane in heptane at infinite dilution for various temperature and pressure conditions measured using NMR spin echo pulse gradient and Taylor dispersion technique.

3 Diffusion in Liquid Mixtures

3.1. Data

3.1.2. Diffusion in Binary Mixtures at Infinite Dilution

C8 H18

(1)

octane

111-65-9

C7 H16

(2)

heptane

142-82-5

Diffusion Coefficient at infinite dilution: p = 101.325 kPa; Method: TAYLOR

Ref.: [1989L10]

T [K]

Type

D ⋅ 109 [m2/s]

 

308.15

D 0 1(2)

3.086 ± 1%

 

313.15

D 0 1(2)

3.366 ± 1%

 

318.15

D 0 1(2)

3.580 ± 1%

 

323.15

D 0 1(2)

3.743 ± 1%

 

Diffusion Coefficient at infinite dilution: p = 101.325 kPa; Method: NMR PG

Ref.: [2011D1]

T [K]

Type

D ⋅ 109 [m2/s]

 

293.15

D 0 1(2)

2.59

 

293.15

D 0 2(1)

2.23

 

Diffusion Coefficient at infinite dilution: p = 101.325 kPa; Method: TAYLOR

Ref.: [1987M6]

T [K]

Type

D ⋅ 109 [m2/s]

 

299 ± 0.5

D 0 1(2)

2.91

 

374 ± 0.5

D 0 1(2)

6.24*

 

427 ± 0.5

D 0 1(2)

10.1*

 

477 ± 0.5

D 0 1(2)

15.08*

 

Comment: *: p = 3475 kPa; standard deviation: ±(0.5 … 3)%

Symbols and Abbreviations

Short Form

Full Form

D

diffusion coefficient

p

pressure

T

temperature

TAYLOR

Taylor dispersion technique

NMR PG

NMR spin echo pulse gradient

References

  1. [1987M6]
    Matthews, M. A., Akgerman, A.: AIChE J. 33 (1987) 881–885.CrossRefGoogle Scholar
  2. [1989L10]
    Li, S. F. Y., Wakeham, W. A.: Int. J. Thermophys. 10 (1989) 995–1003.CrossRefGoogle Scholar
  3. [2011D1]
    D’Agostino C., Mantle, M. D., Gladden, L. F., Moggridge, G. D.: Chem. Eng. Sci. 66 (2011) 3898–3906.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

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