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Diffusion coefficient of cis-4,7,10,13,16,19-docosahexaenoic acid ethyl ester in carbon dioxide

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

Abstract

This chapter provides the diffusion coefficient of cis-4,7,10,13,16,19-docosahexaenoic acid ethyl ester in carbon dioxide at different concentrations measured using Taylor dispersion technique.

3 Diffusion in Liquid Mixtures

3.1. Data

3.1.1. Diffusion in Binary Mixtures

C24 H36 O2

(1)

cis-4,7,10,13,16,19-docosahexaenoic acid ethyl ester

81926-94-5

C O2

(2)

carbon dioxide

124-38-9

Mutual Diffusion Coefficient: D12(T); Method: TAYLOR

Ref.: [1991L13]

T [K]

p [bar]

D ⋅ 109 [m2/s]

 

308 ± 0.2

98.7

7.79

 

308 ± 0.2

112.0

6.78

 

308 ± 0.2

120.0

6.52

 

308 ± 0.2

138.5

6.17

 

308 ± 0.2

160.1

5.72

 

308 ± 0.2

181.3

5.36

 

313 ± 0.2

96.7

9.98

 

313 ± 0.2

103.0

8.95

 

313 ± 0.2

114.0

7.98

 

313 ± 0.2

132.7

6.92

 

313 ± 0.2

163.2

6.18

 

313 ± 0.2

210.5

5.48

 

318 ± 0.2

109.4

10.2

 

318 ± 0.2

117.9

8.73

 

318 ± 0.2

131.7

8.00

 

318 ± 0.2

153.7

7.01

 

318 ± 0.2

188.0

6.26

 

Comment: diffusion in supercritical CO2; reproducibility: ±1%

Symbols and Abbreviations

Short Form

Full Form

D

diffusion coefficient

p

pressure

T

temperature

TAYLOR

Taylor dispersion technique

References

  1. [1991L13]
    Liong, K. K., Wells, P. A., Foster, N. R.: Ind. Eng. Chem. Res. 30 (1991) 1329–1335.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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